Home / 510,748.96-704,826.90-281,301.88

Finding the Fourth Proportional to 510,748.96, 704,826.90 and 281,301.88

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Solution

The fourth proportional to 510,748.96, 704,826.90 and 281,301.88 is: 388,192.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,748.96 : 704,826.90 = 281,301.88 : x
  2. Step 2: Convert to fraction form
    510,748.96/704,826.90 = 281,301.88/x
  3. Step 3: Cross multiply
    510,748.96x = 704,826.90 × 281,301.88
  4. Step 4: Simplify right side
    510,748.96x = 198,269,132,044.57
  5. Step 5: Solve for x
    x = 198,269,132,044.57/510,748.96
  6. Step 6: Final answer
    x = 388,192.92

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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.