Home / 1,039,444.60-1,559,314.52-319,846

Finding the Fourth Proportional to 1,039,444.60, 1,559,314.52 and 319,846

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Solution

The fourth proportional to 1,039,444.60, 1,559,314.52 and 319,846 is: 479,814.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,444.60 : 1,559,314.52 = 319,846 : x
  2. Step 2: Convert to fraction form
    1,039,444.60/1,559,314.52 = 319,846/x
  3. Step 3: Cross multiply
    1,039,444.60x = 1,559,314.52 × 319,846
  4. Step 4: Simplify right side
    1,039,444.60x = 498,740,511,963.92
  5. Step 5: Solve for x
    x = 498,740,511,963.92/1,039,444.60
  6. Step 6: Final answer
    x = 479,814.42

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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.