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Finding the Fourth Proportional to 586,151.98, 879,104.91 and 165,329.44

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Solution

The fourth proportional to 586,151.98, 879,104.91 and 165,329.44 is: 247,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,151.98 : 879,104.91 = 165,329.44 : x
  2. Step 2: Convert to fraction form
    586,151.98/879,104.91 = 165,329.44/x
  3. Step 3: Cross multiply
    586,151.98x = 879,104.91 × 165,329.44
  4. Step 4: Simplify right side
    586,151.98x = 145,341,922,471.55
  5. Step 5: Solve for x
    x = 145,341,922,471.55/586,151.98
  6. Step 6: Final answer
    x = 247,959.45

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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.