Home / 938,000.22-1,406,655.66-322,329.58

Finding the Fourth Proportional to 938,000.22, 1,406,655.66 and 322,329.58

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Solution

The fourth proportional to 938,000.22, 1,406,655.66 and 322,329.58 is: 483,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,000.22 : 1,406,655.66 = 322,329.58 : x
  2. Step 2: Convert to fraction form
    938,000.22/1,406,655.66 = 322,329.58/x
  3. Step 3: Cross multiply
    938,000.22x = 1,406,655.66 × 322,329.58
  4. Step 4: Simplify right side
    938,000.22x = 453,406,728,092.42
  5. Step 5: Solve for x
    x = 453,406,728,092.42/938,000.22
  6. Step 6: Final answer
    x = 483,375.93

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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.