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Finding the Fourth Proportional to 604,475.80, 834,159.87 and 328,824.50

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Solution

The fourth proportional to 604,475.80, 834,159.87 and 328,824.50 is: 453,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,475.80 : 834,159.87 = 328,824.50 : x
  2. Step 2: Convert to fraction form
    604,475.80/834,159.87 = 328,824.50/x
  3. Step 3: Cross multiply
    604,475.80x = 834,159.87 × 328,824.50
  4. Step 4: Simplify right side
    604,475.80x = 274,292,198,002.02
  5. Step 5: Solve for x
    x = 274,292,198,002.02/604,475.80
  6. Step 6: Final answer
    x = 453,768.70

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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.