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Finding the Fourth Proportional to 586,296.47, 878,847.24 and 249,122.13

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Solution

The fourth proportional to 586,296.47, 878,847.24 and 249,122.13 is: 373,429.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,296.47 : 878,847.24 = 249,122.13 : x
  2. Step 2: Convert to fraction form
    586,296.47/878,847.24 = 249,122.13/x
  3. Step 3: Cross multiply
    586,296.47x = 878,847.24 × 249,122.13
  4. Step 4: Simplify right side
    586,296.47x = 218,940,296,373.42
  5. Step 5: Solve for x
    x = 218,940,296,373.42/586,296.47
  6. Step 6: Final answer
    x = 373,429.33

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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.