Home / 731,444.19-1,008,986.63-425,486.13

Finding the Fourth Proportional to 731,444.19, 1,008,986.63 and 425,486.13

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Solution

The fourth proportional to 731,444.19, 1,008,986.63 and 425,486.13 is: 586,934.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,444.19 : 1,008,986.63 = 425,486.13 : x
  2. Step 2: Convert to fraction form
    731,444.19/1,008,986.63 = 425,486.13/x
  3. Step 3: Cross multiply
    731,444.19x = 1,008,986.63 × 425,486.13
  4. Step 4: Simplify right side
    731,444.19x = 429,309,814,293.01
  5. Step 5: Solve for x
    x = 429,309,814,293.01/731,444.19
  6. Step 6: Final answer
    x = 586,934.48

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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.