Home / 459,743.39-634,435.95-266,159.31

Finding the Fourth Proportional to 459,743.39, 634,435.95 and 266,159.31

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Solution

The fourth proportional to 459,743.39, 634,435.95 and 266,159.31 is: 367,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,743.39 : 634,435.95 = 266,159.31 : x
  2. Step 2: Convert to fraction form
    459,743.39/634,435.95 = 266,159.31/x
  3. Step 3: Cross multiply
    459,743.39x = 634,435.95 × 266,159.31
  4. Step 4: Simplify right side
    459,743.39x = 168,861,034,691.20
  5. Step 5: Solve for x
    x = 168,861,034,691.20/459,743.39
  6. Step 6: Final answer
    x = 367,294.10

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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.