Home / 631,411.09-947,490.30-232,332.11

Finding the Fourth Proportional to 631,411.09, 947,490.30 and 232,332.11

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Solution

The fourth proportional to 631,411.09, 947,490.30 and 232,332.11 is: 348,635.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,411.09 : 947,490.30 = 232,332.11 : x
  2. Step 2: Convert to fraction form
    631,411.09/947,490.30 = 232,332.11/x
  3. Step 3: Cross multiply
    631,411.09x = 947,490.30 × 232,332.11
  4. Step 4: Simplify right side
    631,411.09x = 220,132,419,441.87
  5. Step 5: Solve for x
    x = 220,132,419,441.87/631,411.09
  6. Step 6: Final answer
    x = 348,635.66

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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.