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Finding the Fourth Proportional to 404,427.26, 558,159.04 and 232,344.90

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Solution

The fourth proportional to 404,427.26, 558,159.04 and 232,344.90 is: 320,664.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,427.26 : 558,159.04 = 232,344.90 : x
  2. Step 2: Convert to fraction form
    404,427.26/558,159.04 = 232,344.90/x
  3. Step 3: Cross multiply
    404,427.26x = 558,159.04 × 232,344.90
  4. Step 4: Simplify right side
    404,427.26x = 129,685,406,332.90
  5. Step 5: Solve for x
    x = 129,685,406,332.90/404,427.26
  6. Step 6: Final answer
    x = 320,664.35

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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.