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Finding the Fourth Proportional to 437,875.95, 657,059.91 and 238,210.29

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Solution

The fourth proportional to 437,875.95, 657,059.91 and 238,210.29 is: 357,449.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,875.95 : 657,059.91 = 238,210.29 : x
  2. Step 2: Convert to fraction form
    437,875.95/657,059.91 = 238,210.29/x
  3. Step 3: Cross multiply
    437,875.95x = 657,059.91 × 238,210.29
  4. Step 4: Simplify right side
    437,875.95x = 156,518,431,708.47
  5. Step 5: Solve for x
    x = 156,518,431,708.47/437,875.95
  6. Step 6: Final answer
    x = 357,449.25

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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.