Home / 510,214.17-704,102.03-280,797.87

Finding the Fourth Proportional to 510,214.17, 704,102.03 and 280,797.87

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Solution

The fourth proportional to 510,214.17, 704,102.03 and 280,797.87 is: 387,504.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,214.17 : 704,102.03 = 280,797.87 : x
  2. Step 2: Convert to fraction form
    510,214.17/704,102.03 = 280,797.87/x
  3. Step 3: Cross multiply
    510,214.17x = 704,102.03 × 280,797.87
  4. Step 4: Simplify right side
    510,214.17x = 197,710,350,286.68
  5. Step 5: Solve for x
    x = 197,710,350,286.68/510,214.17
  6. Step 6: Final answer
    x = 387,504.62

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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.