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Finding the Fourth Proportional to 600,614.30, 828,765.60 and 358,845.50

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Solution

The fourth proportional to 600,614.30, 828,765.60 and 358,845.50 is: 495,157.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,614.30 : 828,765.60 = 358,845.50 : x
  2. Step 2: Convert to fraction form
    600,614.30/828,765.60 = 358,845.50/x
  3. Step 3: Cross multiply
    600,614.30x = 828,765.60 × 358,845.50
  4. Step 4: Simplify right side
    600,614.30x = 297,398,806,114.80
  5. Step 5: Solve for x
    x = 297,398,806,114.80/600,614.30
  6. Step 6: Final answer
    x = 495,157.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.