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Finding the Fourth Proportional to 586,148.47, 879,099.67 and 165,325.93

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Solution

The fourth proportional to 586,148.47, 879,099.67 and 165,325.93 is: 247,954.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,148.47 : 879,099.67 = 165,325.93 : x
  2. Step 2: Convert to fraction form
    586,148.47/879,099.67 = 165,325.93/x
  3. Step 3: Cross multiply
    586,148.47x = 879,099.67 × 165,325.93
  4. Step 4: Simplify right side
    586,148.47x = 145,337,970,505.44
  5. Step 5: Solve for x
    x = 145,337,970,505.44/586,148.47
  6. Step 6: Final answer
    x = 247,954.19

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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.