Home / 658,026.72-908,076.96-371,565.36

Finding the Fourth Proportional to 658,026.72, 908,076.96 and 371,565.36

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Solution

The fourth proportional to 658,026.72, 908,076.96 and 371,565.36 is: 512,760.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,026.72 : 908,076.96 = 371,565.36 : x
  2. Step 2: Convert to fraction form
    658,026.72/908,076.96 = 371,565.36/x
  3. Step 3: Cross multiply
    658,026.72x = 908,076.96 × 371,565.36
  4. Step 4: Simplify right side
    658,026.72x = 337,409,942,550.11
  5. Step 5: Solve for x
    x = 337,409,942,550.11/658,026.72
  6. Step 6: Final answer
    x = 512,760.25

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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.