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Finding the Fourth Proportional to 673,060, 928,888.41 and 371,254

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Solution

The fourth proportional to 673,060, 928,888.41 and 371,254 is: 512,366.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,060 : 928,888.41 = 371,254 : x
  2. Step 2: Convert to fraction form
    673,060/928,888.41 = 371,254/x
  3. Step 3: Cross multiply
    673,060x = 928,888.41 × 371,254
  4. Step 4: Simplify right side
    673,060x = 344,853,537,766.14
  5. Step 5: Solve for x
    x = 344,853,537,766.14/673,060
  6. Step 6: Final answer
    x = 512,366.71

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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.