Home / 732,839.10-1,011,380.13-410,544.78

Finding the Fourth Proportional to 732,839.10, 1,011,380.13 and 410,544.78

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Solution

The fourth proportional to 732,839.10, 1,011,380.13 and 410,544.78 is: 566,586.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,839.10 : 1,011,380.13 = 410,544.78 : x
  2. Step 2: Convert to fraction form
    732,839.10/1,011,380.13 = 410,544.78/x
  3. Step 3: Cross multiply
    732,839.10x = 1,011,380.13 × 410,544.78
  4. Step 4: Simplify right side
    732,839.10x = 415,216,832,967.22
  5. Step 5: Solve for x
    x = 415,216,832,967.22/732,839.10
  6. Step 6: Final answer
    x = 566,586.63

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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.