Home / 731,460.65-1,009,009.44-425,502.59

Finding the Fourth Proportional to 731,460.65, 1,009,009.44 and 425,502.59

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Solution

The fourth proportional to 731,460.65, 1,009,009.44 and 425,502.59 is: 586,957.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,460.65 : 1,009,009.44 = 425,502.59 : x
  2. Step 2: Convert to fraction form
    731,460.65/1,009,009.44 = 425,502.59/x
  3. Step 3: Cross multiply
    731,460.65x = 1,009,009.44 × 425,502.59
  4. Step 4: Simplify right side
    731,460.65x = 429,336,125,009.40
  5. Step 5: Solve for x
    x = 429,336,125,009.40/731,460.65
  6. Step 6: Final answer
    x = 586,957.24

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.