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Finding the Fourth Proportional to 586,093.60, 879,658.80 and 502,112.80

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Solution

The fourth proportional to 586,093.60, 879,658.80 and 502,112.80 is: 753,613.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,093.60 : 879,658.80 = 502,112.80 : x
  2. Step 2: Convert to fraction form
    586,093.60/879,658.80 = 502,112.80/x
  3. Step 3: Cross multiply
    586,093.60x = 879,658.80 × 502,112.80
  4. Step 4: Simplify right side
    586,093.60x = 441,687,943,112.64
  5. Step 5: Solve for x
    x = 441,687,943,112.64/586,093.60
  6. Step 6: Final answer
    x = 753,613.32

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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.