Home / 784,134.17-1,175,727.69-351,772.46

Finding the Fourth Proportional to 784,134.17, 1,175,727.69 and 351,772.46

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Solution

The fourth proportional to 784,134.17, 1,175,727.69 and 351,772.46 is: 527,446.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,134.17 : 1,175,727.69 = 351,772.46 : x
  2. Step 2: Convert to fraction form
    784,134.17/1,175,727.69 = 351,772.46/x
  3. Step 3: Cross multiply
    784,134.17x = 1,175,727.69 × 351,772.46
  4. Step 4: Simplify right side
    784,134.17x = 413,588,615,922.78
  5. Step 5: Solve for x
    x = 413,588,615,922.78/784,134.17
  6. Step 6: Final answer
    x = 527,446.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.