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Finding the Fourth Proportional to 545,598.92, 752,793.73 and 359,311.15

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Solution

The fourth proportional to 545,598.92, 752,793.73 and 359,311.15 is: 495,761.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,598.92 : 752,793.73 = 359,311.15 : x
  2. Step 2: Convert to fraction form
    545,598.92/752,793.73 = 359,311.15/x
  3. Step 3: Cross multiply
    545,598.92x = 752,793.73 × 359,311.15
  4. Step 4: Simplify right side
    545,598.92x = 270,487,178,595.48
  5. Step 5: Solve for x
    x = 270,487,178,595.48/545,598.92
  6. Step 6: Final answer
    x = 495,761.94

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1.5x scale

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.