Home / 473,321.40-653,187.09-269,387.85

Finding the Fourth Proportional to 473,321.40, 653,187.09 and 269,387.85

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Solution

The fourth proportional to 473,321.40, 653,187.09 and 269,387.85 is: 371,757.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,321.40 : 653,187.09 = 269,387.85 : x
  2. Step 2: Convert to fraction form
    473,321.40/653,187.09 = 269,387.85/x
  3. Step 3: Cross multiply
    473,321.40x = 653,187.09 × 269,387.85
  4. Step 4: Simplify right side
    473,321.40x = 175,960,665,822.86
  5. Step 5: Solve for x
    x = 175,960,665,822.86/473,321.40
  6. Step 6: Final answer
    x = 371,757.26

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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.