Home / 810,565.72-1,118,623.17-466,454.10

Finding the Fourth Proportional to 810,565.72, 1,118,623.17 and 466,454.10

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Solution

The fourth proportional to 810,565.72, 1,118,623.17 and 466,454.10 is: 643,731.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,565.72 : 1,118,623.17 = 466,454.10 : x
  2. Step 2: Convert to fraction form
    810,565.72/1,118,623.17 = 466,454.10/x
  3. Step 3: Cross multiply
    810,565.72x = 1,118,623.17 × 466,454.10
  4. Step 4: Simplify right side
    810,565.72x = 521,786,364,001.50
  5. Step 5: Solve for x
    x = 521,786,364,001.50/810,565.72
  6. Step 6: Final answer
    x = 643,731.10

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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.