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Finding the Fourth Proportional to 301,449.69, 452,191.59 and 99,058.68

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Solution

The fourth proportional to 301,449.69, 452,191.59 and 99,058.68 is: 148,593.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,449.69 : 452,191.59 = 99,058.68 : x
  2. Step 2: Convert to fraction form
    301,449.69/452,191.59 = 99,058.68/x
  3. Step 3: Cross multiply
    301,449.69x = 452,191.59 × 99,058.68
  4. Step 4: Simplify right side
    301,449.69x = 44,793,502,012.50
  5. Step 5: Solve for x
    x = 44,793,502,012.50/301,449.69
  6. Step 6: Final answer
    x = 148,593.62

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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.