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Finding the Fourth Proportional to 834,672.93, 1,151,850.68 and 452,699.74

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Solution

The fourth proportional to 834,672.93, 1,151,850.68 and 452,699.74 is: 624,726.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,672.93 : 1,151,850.68 = 452,699.74 : x
  2. Step 2: Convert to fraction form
    834,672.93/1,151,850.68 = 452,699.74/x
  3. Step 3: Cross multiply
    834,672.93x = 1,151,850.68 × 452,699.74
  4. Step 4: Simplify right side
    834,672.93x = 521,442,503,354.82
  5. Step 5: Solve for x
    x = 521,442,503,354.82/834,672.93
  6. Step 6: Final answer
    x = 624,726.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.