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Finding the Fourth Proportional to 433,726.52, 650,427.96 and 149,336.72

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Solution

The fourth proportional to 433,726.52, 650,427.96 and 149,336.72 is: 223,949.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,726.52 : 650,427.96 = 149,336.72 : x
  2. Step 2: Convert to fraction form
    433,726.52/650,427.96 = 149,336.72/x
  3. Step 3: Cross multiply
    433,726.52x = 650,427.96 × 149,336.72
  4. Step 4: Simplify right side
    433,726.52x = 97,132,778,142.69
  5. Step 5: Solve for x
    x = 97,132,778,142.69/433,726.52
  6. Step 6: Final answer
    x = 223,949.36

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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.