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Finding the Fourth Proportional to 367,061.80, 550,155.30 and 153,829.30

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Solution

The fourth proportional to 367,061.80, 550,155.30 and 153,829.30 is: 230,560.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,061.80 : 550,155.30 = 153,829.30 : x
  2. Step 2: Convert to fraction form
    367,061.80/550,155.30 = 153,829.30/x
  3. Step 3: Cross multiply
    367,061.80x = 550,155.30 × 153,829.30
  4. Step 4: Simplify right side
    367,061.80x = 84,630,004,690.29
  5. Step 5: Solve for x
    x = 84,630,004,690.29/367,061.80
  6. Step 6: Final answer
    x = 230,560.64

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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.