Home / 759,200.10-1,138,472.10-379,974.30

Finding the Fourth Proportional to 759,200.10, 1,138,472.10 and 379,974.30

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Solution

The fourth proportional to 759,200.10, 1,138,472.10 and 379,974.30 is: 569,797.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,200.10 : 1,138,472.10 = 379,974.30 : x
  2. Step 2: Convert to fraction form
    759,200.10/1,138,472.10 = 379,974.30/x
  3. Step 3: Cross multiply
    759,200.10x = 1,138,472.10 × 379,974.30
  4. Step 4: Simplify right side
    759,200.10x = 432,590,139,267.03
  5. Step 5: Solve for x
    x = 432,590,139,267.03/759,200.10
  6. Step 6: Final answer
    x = 569,797.26

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Double scale
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Similar ratio
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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.