Home / 849,882.17-1,172,844.46-462,700.25

Finding the Fourth Proportional to 849,882.17, 1,172,844.46 and 462,700.25

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Solution

The fourth proportional to 849,882.17, 1,172,844.46 and 462,700.25 is: 638,530.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,882.17 : 1,172,844.46 = 462,700.25 : x
  2. Step 2: Convert to fraction form
    849,882.17/1,172,844.46 = 462,700.25/x
  3. Step 3: Cross multiply
    849,882.17x = 1,172,844.46 × 462,700.25
  4. Step 4: Simplify right side
    849,882.17x = 542,675,423,965.44
  5. Step 5: Solve for x
    x = 542,675,423,965.44/849,882.17
  6. Step 6: Final answer
    x = 638,530.19

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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.