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Finding the Fourth Proportional to 404,567.44, 558,302.66 and 223,279.47

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Solution

The fourth proportional to 404,567.44, 558,302.66 and 223,279.47 is: 308,125.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,567.44 : 558,302.66 = 223,279.47 : x
  2. Step 2: Convert to fraction form
    404,567.44/558,302.66 = 223,279.47/x
  3. Step 3: Cross multiply
    404,567.44x = 558,302.66 × 223,279.47
  4. Step 4: Simplify right side
    404,567.44x = 124,657,522,024.39
  5. Step 5: Solve for x
    x = 124,657,522,024.39/404,567.44
  6. Step 6: Final answer
    x = 308,125.44

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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.