Home / 849,638.52-1,172,456.64-467,592.36

Finding the Fourth Proportional to 849,638.52, 1,172,456.64 and 467,592.36

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Solution

The fourth proportional to 849,638.52, 1,172,456.64 and 467,592.36 is: 645,252.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,638.52 : 1,172,456.64 = 467,592.36 : x
  2. Step 2: Convert to fraction form
    849,638.52/1,172,456.64 = 467,592.36/x
  3. Step 3: Cross multiply
    849,638.52x = 1,172,456.64 × 467,592.36
  4. Step 4: Simplify right side
    849,638.52x = 548,231,767,295.27
  5. Step 5: Solve for x
    x = 548,231,767,295.27/849,638.52
  6. Step 6: Final answer
    x = 645,252.96

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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.