Home / 891,158.73-1,229,799.38-483,260.46

Finding the Fourth Proportional to 891,158.73, 1,229,799.38 and 483,260.46

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Solution

The fourth proportional to 891,158.73, 1,229,799.38 and 483,260.46 is: 666,899.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,158.73 : 1,229,799.38 = 483,260.46 : x
  2. Step 2: Convert to fraction form
    891,158.73/1,229,799.38 = 483,260.46/x
  3. Step 3: Cross multiply
    891,158.73x = 1,229,799.38 × 483,260.46
  4. Step 4: Simplify right side
    891,158.73x = 594,313,411,670.21
  5. Step 5: Solve for x
    x = 594,313,411,670.21/891,158.73
  6. Step 6: Final answer
    x = 666,899.61

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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.