Home / 844,285.32-1,165,113.06-462,319.56

Finding the Fourth Proportional to 844,285.32, 1,165,113.06 and 462,319.56

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Solution

The fourth proportional to 844,285.32, 1,165,113.06 and 462,319.56 is: 638,000.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,285.32 : 1,165,113.06 = 462,319.56 : x
  2. Step 2: Convert to fraction form
    844,285.32/1,165,113.06 = 462,319.56/x
  3. Step 3: Cross multiply
    844,285.32x = 1,165,113.06 × 462,319.56
  4. Step 4: Simplify right side
    844,285.32x = 538,654,557,249.45
  5. Step 5: Solve for x
    x = 538,654,557,249.45/844,285.32
  6. Step 6: Final answer
    x = 638,000.62

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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.