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Finding the Fourth Proportional to 894,294.84, 1,341,445.14 and 561,171

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Solution

The fourth proportional to 894,294.84, 1,341,445.14 and 561,171 is: 841,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,294.84 : 1,341,445.14 = 561,171 : x
  2. Step 2: Convert to fraction form
    894,294.84/1,341,445.14 = 561,171/x
  3. Step 3: Cross multiply
    894,294.84x = 1,341,445.14 × 561,171
  4. Step 4: Simplify right side
    894,294.84x = 752,780,110,658.94
  5. Step 5: Solve for x
    x = 752,780,110,658.94/894,294.84
  6. Step 6: Final answer
    x = 841,758.31

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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.