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Finding the Fourth Proportional to 586,064.82, 878,922.26 and 249,104.02

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Solution

The fourth proportional to 586,064.82, 878,922.26 and 249,104.02 is: 373,581.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,064.82 : 878,922.26 = 249,104.02 : x
  2. Step 2: Convert to fraction form
    586,064.82/878,922.26 = 249,104.02/x
  3. Step 3: Cross multiply
    586,064.82x = 878,922.26 × 249,104.02
  4. Step 4: Simplify right side
    586,064.82x = 218,943,068,233.49
  5. Step 5: Solve for x
    x = 218,943,068,233.49/586,064.82
  6. Step 6: Final answer
    x = 373,581.66

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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.