Home / 890,930.32-1,229,470.98-483,024.44

Finding the Fourth Proportional to 890,930.32, 1,229,470.98 and 483,024.44

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Solution

The fourth proportional to 890,930.32, 1,229,470.98 and 483,024.44 is: 666,566.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,930.32 : 1,229,470.98 = 483,024.44 : x
  2. Step 2: Convert to fraction form
    890,930.32/1,229,470.98 = 483,024.44/x
  3. Step 3: Cross multiply
    890,930.32x = 1,229,470.98 × 483,024.44
  4. Step 4: Simplify right side
    890,930.32x = 593,864,531,610.75
  5. Step 5: Solve for x
    x = 593,864,531,610.75/890,930.32
  6. Step 6: Final answer
    x = 666,566.75

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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.