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Finding the Fourth Proportional to 596,380.76, 894,765.56 and 280,869.56

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Solution

The fourth proportional to 596,380.76, 894,765.56 and 280,869.56 is: 421,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,380.76 : 894,765.56 = 280,869.56 : x
  2. Step 2: Convert to fraction form
    596,380.76/894,765.56 = 280,869.56/x
  3. Step 3: Cross multiply
    596,380.76x = 894,765.56 × 280,869.56
  4. Step 4: Simplify right side
    596,380.76x = 251,312,409,140.35
  5. Step 5: Solve for x
    x = 251,312,409,140.35/596,380.76
  6. Step 6: Final answer
    x = 421,395.90

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1.5x scale

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.