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Finding the Fourth Proportional to 473,508.95, 653,280.27 and 269,508.83

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Solution

The fourth proportional to 473,508.95, 653,280.27 and 269,508.83 is: 371,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,508.95 : 653,280.27 = 269,508.83 : x
  2. Step 2: Convert to fraction form
    473,508.95/653,280.27 = 269,508.83/x
  3. Step 3: Cross multiply
    473,508.95x = 653,280.27 × 269,508.83
  4. Step 4: Simplify right side
    473,508.95x = 176,064,801,229.78
  5. Step 5: Solve for x
    x = 176,064,801,229.78/473,508.95
  6. Step 6: Final answer
    x = 371,829.93

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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.