Home / 1,047,523.98-1,571,376.48-289,365.18

Finding the Fourth Proportional to 1,047,523.98, 1,571,376.48 and 289,365.18

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Solution

The fourth proportional to 1,047,523.98, 1,571,376.48 and 289,365.18 is: 434,072.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,523.98 : 1,571,376.48 = 289,365.18 : x
  2. Step 2: Convert to fraction form
    1,047,523.98/1,571,376.48 = 289,365.18/x
  3. Step 3: Cross multiply
    1,047,523.98x = 1,571,376.48 × 289,365.18
  4. Step 4: Simplify right side
    1,047,523.98x = 454,701,637,982.97
  5. Step 5: Solve for x
    x = 454,701,637,982.97/1,047,523.98
  6. Step 6: Final answer
    x = 434,072.77

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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.