Home / 477,328.47-658,736.96-296,098.79

Finding the Fourth Proportional to 477,328.47, 658,736.96 and 296,098.79

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Solution

The fourth proportional to 477,328.47, 658,736.96 and 296,098.79 is: 408,631.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,328.47 : 658,736.96 = 296,098.79 : x
  2. Step 2: Convert to fraction form
    477,328.47/658,736.96 = 296,098.79/x
  3. Step 3: Cross multiply
    477,328.47x = 658,736.96 × 296,098.79
  4. Step 4: Simplify right side
    477,328.47x = 195,051,212,010.10
  5. Step 5: Solve for x
    x = 195,051,212,010.10/477,328.47
  6. Step 6: Final answer
    x = 408,631.01

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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.