Home / 477,305.93-658,824.50-314,088.30

Finding the Fourth Proportional to 477,305.93, 658,824.50 and 314,088.30

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Solution

The fourth proportional to 477,305.93, 658,824.50 and 314,088.30 is: 433,535.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,305.93 : 658,824.50 = 314,088.30 : x
  2. Step 2: Convert to fraction form
    477,305.93/658,824.50 = 314,088.30/x
  3. Step 3: Cross multiply
    477,305.93x = 658,824.50 × 314,088.30
  4. Step 4: Simplify right side
    477,305.93x = 206,929,067,988.57
  5. Step 5: Solve for x
    x = 206,929,067,988.57/477,305.93
  6. Step 6: Final answer
    x = 433,535.50

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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.