Home / 510,427.56-704,390.04-284,126.52

Finding the Fourth Proportional to 510,427.56, 704,390.04 and 284,126.52

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Solution

The fourth proportional to 510,427.56, 704,390.04 and 284,126.52 is: 392,094.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,427.56 : 704,390.04 = 284,126.52 : x
  2. Step 2: Convert to fraction form
    510,427.56/704,390.04 = 284,126.52/x
  3. Step 3: Cross multiply
    510,427.56x = 704,390.04 × 284,126.52
  4. Step 4: Simplify right side
    510,427.56x = 200,135,890,787.86
  5. Step 5: Solve for x
    x = 200,135,890,787.86/510,427.56
  6. Step 6: Final answer
    x = 392,094.60

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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.