Home / 1,142,164.28-1,712,040.84-383,286.22

Finding the Fourth Proportional to 1,142,164.28, 1,712,040.84 and 383,286.22

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Solution

The fourth proportional to 1,142,164.28, 1,712,040.84 and 383,286.22 is: 574,524.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,164.28 : 1,712,040.84 = 383,286.22 : x
  2. Step 2: Convert to fraction form
    1,142,164.28/1,712,040.84 = 383,286.22/x
  3. Step 3: Cross multiply
    1,142,164.28x = 1,712,040.84 × 383,286.22
  4. Step 4: Simplify right side
    1,142,164.28x = 656,201,657,769.12
  5. Step 5: Solve for x
    x = 656,201,657,769.12/1,142,164.28
  6. Step 6: Final answer
    x = 574,524.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.