Home / 725,074.64-1,000,631.37-496,112.14

Finding the Fourth Proportional to 725,074.64, 1,000,631.37 and 496,112.14

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Solution

The fourth proportional to 725,074.64, 1,000,631.37 and 496,112.14 is: 684,654.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,074.64 : 1,000,631.37 = 496,112.14 : x
  2. Step 2: Convert to fraction form
    725,074.64/1,000,631.37 = 496,112.14/x
  3. Step 3: Cross multiply
    725,074.64x = 1,000,631.37 × 496,112.14
  4. Step 4: Simplify right side
    725,074.64x = 496,425,373,433.04
  5. Step 5: Solve for x
    x = 496,425,373,433.04/725,074.64
  6. Step 6: Final answer
    x = 684,654.17

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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.