Home / 658,541.50-908,785.24-372,061.51

Finding the Fourth Proportional to 658,541.50, 908,785.24 and 372,061.51

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Solution

The fourth proportional to 658,541.50, 908,785.24 and 372,061.51 is: 513,443.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,541.50 : 908,785.24 = 372,061.51 : x
  2. Step 2: Convert to fraction form
    658,541.50/908,785.24 = 372,061.51/x
  3. Step 3: Cross multiply
    658,541.50x = 908,785.24 × 372,061.51
  4. Step 4: Simplify right side
    658,541.50x = 338,124,005,458.00
  5. Step 5: Solve for x
    x = 338,124,005,458.00/658,541.50
  6. Step 6: Final answer
    x = 513,443.73

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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.