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Finding the Fourth Proportional to 650,442.88, 975,658.84 and 508,407.63

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Solution

The fourth proportional to 650,442.88, 975,658.84 and 508,407.63 is: 762,607.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,442.88 : 975,658.84 = 508,407.63 : x
  2. Step 2: Convert to fraction form
    650,442.88/975,658.84 = 508,407.63/x
  3. Step 3: Cross multiply
    650,442.88x = 975,658.84 × 508,407.63
  4. Step 4: Simplify right side
    650,442.88x = 496,032,398,532.95
  5. Step 5: Solve for x
    x = 496,032,398,532.95/650,442.88
  6. Step 6: Final answer
    x = 762,607.16

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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.