Home / 891,180.15-1,229,828.94-483,281.88

Finding the Fourth Proportional to 891,180.15, 1,229,828.94 and 483,281.88

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Solution

The fourth proportional to 891,180.15, 1,229,828.94 and 483,281.88 is: 666,929.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,180.15 : 1,229,828.94 = 483,281.88 : x
  2. Step 2: Convert to fraction form
    891,180.15/1,229,828.94 = 483,281.88/x
  3. Step 3: Cross multiply
    891,180.15x = 1,229,828.94 × 483,281.88
  4. Step 4: Simplify right side
    891,180.15x = 594,354,042,201.61
  5. Step 5: Solve for x
    x = 594,354,042,201.61/891,180.15
  6. Step 6: Final answer
    x = 666,929.17

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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.