Home / 868,149.60-1,300,474.80-584,714.40

Finding the Fourth Proportional to 868,149.60, 1,300,474.80 and 584,714.40

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Solution

The fourth proportional to 868,149.60, 1,300,474.80 and 584,714.40 is: 875,893.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,149.60 : 1,300,474.80 = 584,714.40 : x
  2. Step 2: Convert to fraction form
    868,149.60/1,300,474.80 = 584,714.40/x
  3. Step 3: Cross multiply
    868,149.60x = 1,300,474.80 × 584,714.40
  4. Step 4: Simplify right side
    868,149.60x = 760,406,342,397.12
  5. Step 5: Solve for x
    x = 760,406,342,397.12/868,149.60
  6. Step 6: Final answer
    x = 875,893.21

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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.