Home / 630,282.20-945,279.10-180,999.52

Finding the Fourth Proportional to 630,282.20, 945,279.10 and 180,999.52

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Solution

The fourth proportional to 630,282.20, 945,279.10 and 180,999.52 is: 271,457.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,282.20 : 945,279.10 = 180,999.52 : x
  2. Step 2: Convert to fraction form
    630,282.20/945,279.10 = 180,999.52/x
  3. Step 3: Cross multiply
    630,282.20x = 945,279.10 × 180,999.52
  4. Step 4: Simplify right side
    630,282.20x = 171,095,063,366.03
  5. Step 5: Solve for x
    x = 171,095,063,366.03/630,282.20
  6. Step 6: Final answer
    x = 271,457.87

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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.