Home / 747,706.16-1,121,736-242,266.28

Finding the Fourth Proportional to 747,706.16, 1,121,736 and 242,266.28

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Solution

The fourth proportional to 747,706.16, 1,121,736 and 242,266.28 is: 363,456.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,706.16 : 1,121,736 = 242,266.28 : x
  2. Step 2: Convert to fraction form
    747,706.16/1,121,736 = 242,266.28/x
  3. Step 3: Cross multiply
    747,706.16x = 1,121,736 × 242,266.28
  4. Step 4: Simplify right side
    747,706.16x = 271,758,807,862.08
  5. Step 5: Solve for x
    x = 271,758,807,862.08/747,706.16
  6. Step 6: Final answer
    x = 363,456.69

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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.