Home / 510,529.28-704,553.60-284,189.12

Finding the Fourth Proportional to 510,529.28, 704,553.60 and 284,189.12

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Solution

The fourth proportional to 510,529.28, 704,553.60 and 284,189.12 is: 392,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,529.28 : 704,553.60 = 284,189.12 : x
  2. Step 2: Convert to fraction form
    510,529.28/704,553.60 = 284,189.12/x
  3. Step 3: Cross multiply
    510,529.28x = 704,553.60 × 284,189.12
  4. Step 4: Simplify right side
    510,529.28x = 200,226,467,576.83
  5. Step 5: Solve for x
    x = 200,226,467,576.83/510,529.28
  6. Step 6: Final answer
    x = 392,193.90

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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.