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Finding the Fourth Proportional to 899,720.64, 1,346,770.08 and 600,446.40

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Solution

The fourth proportional to 899,720.64, 1,346,770.08 and 600,446.40 is: 898,793.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,720.64 : 1,346,770.08 = 600,446.40 : x
  2. Step 2: Convert to fraction form
    899,720.64/1,346,770.08 = 600,446.40/x
  3. Step 3: Cross multiply
    899,720.64x = 1,346,770.08 × 600,446.40
  4. Step 4: Simplify right side
    899,720.64x = 808,663,246,163.71
  5. Step 5: Solve for x
    x = 808,663,246,163.71/899,720.64
  6. Step 6: Final answer
    x = 898,793.70

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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.