Home / 477,146.69-658,463.14-262,288.07

Finding the Fourth Proportional to 477,146.69, 658,463.14 and 262,288.07

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Solution

The fourth proportional to 477,146.69, 658,463.14 and 262,288.07 is: 361,957.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,146.69 : 658,463.14 = 262,288.07 : x
  2. Step 2: Convert to fraction form
    477,146.69/658,463.14 = 262,288.07/x
  3. Step 3: Cross multiply
    477,146.69x = 658,463.14 × 262,288.07
  4. Step 4: Simplify right side
    477,146.69x = 172,707,025,661.52
  5. Step 5: Solve for x
    x = 172,707,025,661.52/477,146.69
  6. Step 6: Final answer
    x = 361,957.93

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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.