Home / 1,493,046.20-2,239,569.30-371,115.20

Finding the Fourth Proportional to 1,493,046.20, 2,239,569.30 and 371,115.20

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Solution

The fourth proportional to 1,493,046.20, 2,239,569.30 and 371,115.20 is: 556,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,046.20 : 2,239,569.30 = 371,115.20 : x
  2. Step 2: Convert to fraction form
    1,493,046.20/2,239,569.30 = 371,115.20/x
  3. Step 3: Cross multiply
    1,493,046.20x = 2,239,569.30 × 371,115.20
  4. Step 4: Simplify right side
    1,493,046.20x = 831,138,208,683.36
  5. Step 5: Solve for x
    x = 831,138,208,683.36/1,493,046.20
  6. Step 6: Final answer
    x = 556,672.80

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Double scale
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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.