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Finding the Fourth Proportional to 722,959.56, 996,797.34 and 586,607.40

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Solution

The fourth proportional to 722,959.56, 996,797.34 and 586,607.40 is: 808,798.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,959.56 : 996,797.34 = 586,607.40 : x
  2. Step 2: Convert to fraction form
    722,959.56/996,797.34 = 586,607.40/x
  3. Step 3: Cross multiply
    722,959.56x = 996,797.34 × 586,607.40
  4. Step 4: Simplify right side
    722,959.56x = 584,728,695,944.32
  5. Step 5: Solve for x
    x = 584,728,695,944.32/722,959.56
  6. Step 6: Final answer
    x = 808,798.62

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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.