Home / 744,476.40-1,116,677.64-239,062.12

Finding the Fourth Proportional to 744,476.40, 1,116,677.64 and 239,062.12

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Solution

The fourth proportional to 744,476.40, 1,116,677.64 and 239,062.12 is: 358,581.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,476.40 : 1,116,677.64 = 239,062.12 : x
  2. Step 2: Convert to fraction form
    744,476.40/1,116,677.64 = 239,062.12/x
  3. Step 3: Cross multiply
    744,476.40x = 1,116,677.64 × 239,062.12
  4. Step 4: Simplify right side
    744,476.40x = 266,955,323,975.00
  5. Step 5: Solve for x
    x = 266,955,323,975.00/744,476.40
  6. Step 6: Final answer
    x = 358,581.31

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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.