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Finding the Fourth Proportional to 864,655.46, 1,184,572.46 and 832,321.37

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Solution

The fourth proportional to 864,655.46, 1,184,572.46 and 832,321.37 is: 1,140,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,655.46 : 1,184,572.46 = 832,321.37 : x
  2. Step 2: Convert to fraction form
    864,655.46/1,184,572.46 = 832,321.37/x
  3. Step 3: Cross multiply
    864,655.46x = 1,184,572.46 × 832,321.37
  4. Step 4: Simplify right side
    864,655.46x = 985,944,962,687.00
  5. Step 5: Solve for x
    x = 985,944,962,687.00/864,655.46
  6. Step 6: Final answer
    x = 1,140,274.96

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.