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Finding the Fourth Proportional to 722,295.63, 996,437.30 and 467,728.83

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Solution

The fourth proportional to 722,295.63, 996,437.30 and 467,728.83 is: 645,251.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,295.63 : 996,437.30 = 467,728.83 : x
  2. Step 2: Convert to fraction form
    722,295.63/996,437.30 = 467,728.83/x
  3. Step 3: Cross multiply
    722,295.63x = 996,437.30 × 467,728.83
  4. Step 4: Simplify right side
    722,295.63x = 466,062,450,158.72
  5. Step 5: Solve for x
    x = 466,062,450,158.72/722,295.63
  6. Step 6: Final answer
    x = 645,251.65

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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.