Home / 630,162.24-945,238.50-156,844.42

Finding the Fourth Proportional to 630,162.24, 945,238.50 and 156,844.42

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Solution

The fourth proportional to 630,162.24, 945,238.50 and 156,844.42 is: 235,265.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,162.24 : 945,238.50 = 156,844.42 : x
  2. Step 2: Convert to fraction form
    630,162.24/945,238.50 = 156,844.42/x
  3. Step 3: Cross multiply
    630,162.24x = 945,238.50 × 156,844.42
  4. Step 4: Simplify right side
    630,162.24x = 148,255,384,294.17
  5. Step 5: Solve for x
    x = 148,255,384,294.17/630,162.24
  6. Step 6: Final answer
    x = 235,265.42

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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.