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Finding the Fourth Proportional to 448,465.39, 672,700.50 and 116,041.39

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Solution

The fourth proportional to 448,465.39, 672,700.50 and 116,041.39 is: 174,062.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,465.39 : 672,700.50 = 116,041.39 : x
  2. Step 2: Convert to fraction form
    448,465.39/672,700.50 = 116,041.39/x
  3. Step 3: Cross multiply
    448,465.39x = 672,700.50 × 116,041.39
  4. Step 4: Simplify right side
    448,465.39x = 78,061,101,073.70
  5. Step 5: Solve for x
    x = 78,061,101,073.70/448,465.39
  6. Step 6: Final answer
    x = 174,062.71

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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.