Home / 510,530.28-704,554.98-284,190.12

Finding the Fourth Proportional to 510,530.28, 704,554.98 and 284,190.12

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Solution

The fourth proportional to 510,530.28, 704,554.98 and 284,190.12 is: 392,195.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,530.28 : 704,554.98 = 284,190.12 : x
  2. Step 2: Convert to fraction form
    510,530.28/704,554.98 = 284,190.12/x
  3. Step 3: Cross multiply
    510,530.28x = 704,554.98 × 284,190.12
  4. Step 4: Simplify right side
    510,530.28x = 200,227,564,312.80
  5. Step 5: Solve for x
    x = 200,227,564,312.80/510,530.28
  6. Step 6: Final answer
    x = 392,195.28

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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.