Home / 832,780.44-1,248,983.82-383,069.43

Finding the Fourth Proportional to 832,780.44, 1,248,983.82 and 383,069.43

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Solution

The fourth proportional to 832,780.44, 1,248,983.82 and 383,069.43 is: 574,518.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,780.44 : 1,248,983.82 = 383,069.43 : x
  2. Step 2: Convert to fraction form
    832,780.44/1,248,983.82 = 383,069.43/x
  3. Step 3: Cross multiply
    832,780.44x = 1,248,983.82 × 383,069.43
  4. Step 4: Simplify right side
    832,780.44x = 478,447,520,006.62
  5. Step 5: Solve for x
    x = 478,447,520,006.62/832,780.44
  6. Step 6: Final answer
    x = 574,518.20

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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.