Home / 714,389.40-1,071,584.13-335,571.66

Finding the Fourth Proportional to 714,389.40, 1,071,584.13 and 335,571.66

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Solution

The fourth proportional to 714,389.40, 1,071,584.13 and 335,571.66 is: 503,357.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,389.40 : 1,071,584.13 = 335,571.66 : x
  2. Step 2: Convert to fraction form
    714,389.40/1,071,584.13 = 335,571.66/x
  3. Step 3: Cross multiply
    714,389.40x = 1,071,584.13 × 335,571.66
  4. Step 4: Simplify right side
    714,389.40x = 359,593,265,333.76
  5. Step 5: Solve for x
    x = 359,593,265,333.76/714,389.40
  6. Step 6: Final answer
    x = 503,357.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.