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Finding the Fourth Proportional to 585,798.44, 878,702.34 and 383,565.02

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Solution

The fourth proportional to 585,798.44, 878,702.34 and 383,565.02 is: 575,350.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,798.44 : 878,702.34 = 383,565.02 : x
  2. Step 2: Convert to fraction form
    585,798.44/878,702.34 = 383,565.02/x
  3. Step 3: Cross multiply
    585,798.44x = 878,702.34 × 383,565.02
  4. Step 4: Simplify right side
    585,798.44x = 337,039,480,616.15
  5. Step 5: Solve for x
    x = 337,039,480,616.15/585,798.44
  6. Step 6: Final answer
    x = 575,350.59

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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.