Home / 935,113.40-1,402,670.10-304,047.80

Finding the Fourth Proportional to 935,113.40, 1,402,670.10 and 304,047.80

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Solution

The fourth proportional to 935,113.40, 1,402,670.10 and 304,047.80 is: 456,071.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,113.40 : 1,402,670.10 = 304,047.80 : x
  2. Step 2: Convert to fraction form
    935,113.40/1,402,670.10 = 304,047.80/x
  3. Step 3: Cross multiply
    935,113.40x = 1,402,670.10 × 304,047.80
  4. Step 4: Simplify right side
    935,113.40x = 426,478,758,030.78
  5. Step 5: Solve for x
    x = 426,478,758,030.78/935,113.40
  6. Step 6: Final answer
    x = 456,071.70

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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.