Home / 434,939.27-651,873.50-207,354.79

Finding the Fourth Proportional to 434,939.27, 651,873.50 and 207,354.79

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Solution

The fourth proportional to 434,939.27, 651,873.50 and 207,354.79 is: 310,776.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,939.27 : 651,873.50 = 207,354.79 : x
  2. Step 2: Convert to fraction form
    434,939.27/651,873.50 = 207,354.79/x
  3. Step 3: Cross multiply
    434,939.27x = 651,873.50 × 207,354.79
  4. Step 4: Simplify right side
    434,939.27x = 135,169,090,032.61
  5. Step 5: Solve for x
    x = 135,169,090,032.61/434,939.27
  6. Step 6: Final answer
    x = 310,776.93

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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.