Home / 827,600.71-1,142,052.55-483,468.52

Finding the Fourth Proportional to 827,600.71, 1,142,052.55 and 483,468.52

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Solution

The fourth proportional to 827,600.71, 1,142,052.55 and 483,468.52 is: 667,165.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,600.71 : 1,142,052.55 = 483,468.52 : x
  2. Step 2: Convert to fraction form
    827,600.71/1,142,052.55 = 483,468.52/x
  3. Step 3: Cross multiply
    827,600.71x = 1,142,052.55 × 483,468.52
  4. Step 4: Simplify right side
    827,600.71x = 552,146,447,983.12
  5. Step 5: Solve for x
    x = 552,146,447,983.12/827,600.71
  6. Step 6: Final answer
    x = 667,165.27

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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.