Home / 854,499.68-1,179,217.20-472,552.16

Finding the Fourth Proportional to 854,499.68, 1,179,217.20 and 472,552.16

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Solution

The fourth proportional to 854,499.68, 1,179,217.20 and 472,552.16 is: 652,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,499.68 : 1,179,217.20 = 472,552.16 : x
  2. Step 2: Convert to fraction form
    854,499.68/1,179,217.20 = 472,552.16/x
  3. Step 3: Cross multiply
    854,499.68x = 1,179,217.20 × 472,552.16
  4. Step 4: Simplify right side
    854,499.68x = 557,241,634,969.15
  5. Step 5: Solve for x
    x = 557,241,634,969.15/854,499.68
  6. Step 6: Final answer
    x = 652,126.21

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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.