Home / 891,047.92-1,229,644.80-483,149.02

Finding the Fourth Proportional to 891,047.92, 1,229,644.80 and 483,149.02

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Solution

The fourth proportional to 891,047.92, 1,229,644.80 and 483,149.02 is: 666,744.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,047.92 : 1,229,644.80 = 483,149.02 : x
  2. Step 2: Convert to fraction form
    891,047.92/1,229,644.80 = 483,149.02/x
  3. Step 3: Cross multiply
    891,047.92x = 1,229,644.80 × 483,149.02
  4. Step 4: Simplify right side
    891,047.92x = 594,101,680,068.10
  5. Step 5: Solve for x
    x = 594,101,680,068.10/891,047.92
  6. Step 6: Final answer
    x = 666,744.93

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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.