Home / 864,365.94-1,192,945.32-482,417.28

Finding the Fourth Proportional to 864,365.94, 1,192,945.32 and 482,417.28

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Solution

The fourth proportional to 864,365.94, 1,192,945.32 and 482,417.28 is: 665,803.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,365.94 : 1,192,945.32 = 482,417.28 : x
  2. Step 2: Convert to fraction form
    864,365.94/1,192,945.32 = 482,417.28/x
  3. Step 3: Cross multiply
    864,365.94x = 1,192,945.32 × 482,417.28
  4. Step 4: Simplify right side
    864,365.94x = 575,497,436,463.13
  5. Step 5: Solve for x
    x = 575,497,436,463.13/864,365.94
  6. Step 6: Final answer
    x = 665,803.00

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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.