Home / 864,366.80-1,192,777.65-482,418.18

Finding the Fourth Proportional to 864,366.80, 1,192,777.65 and 482,418.18

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Solution

The fourth proportional to 864,366.80, 1,192,777.65 and 482,418.18 is: 665,710.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,366.80 : 1,192,777.65 = 482,418.18 : x
  2. Step 2: Convert to fraction form
    864,366.80/1,192,777.65 = 482,418.18/x
  3. Step 3: Cross multiply
    864,366.80x = 1,192,777.65 × 482,418.18
  4. Step 4: Simplify right side
    864,366.80x = 575,417,623,057.68
  5. Step 5: Solve for x
    x = 575,417,623,057.68/864,366.80
  6. Step 6: Final answer
    x = 665,710.00

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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.