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Finding the Fourth Proportional to 586,496.39, 879,795.86 and 165,772.26

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Solution

The fourth proportional to 586,496.39, 879,795.86 and 165,772.26 is: 248,672.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,496.39 : 879,795.86 = 165,772.26 : x
  2. Step 2: Convert to fraction form
    586,496.39/879,795.86 = 165,772.26/x
  3. Step 3: Cross multiply
    586,496.39x = 879,795.86 × 165,772.26
  4. Step 4: Simplify right side
    586,496.39x = 145,845,747,221.98
  5. Step 5: Solve for x
    x = 145,845,747,221.98/586,496.39
  6. Step 6: Final answer
    x = 248,672.88

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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.