Home / 741,648.40-1,112,472.60-555,024.40

Finding the Fourth Proportional to 741,648.40, 1,112,472.60 and 555,024.40

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Solution

The fourth proportional to 741,648.40, 1,112,472.60 and 555,024.40 is: 832,536.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,648.40 : 1,112,472.60 = 555,024.40 : x
  2. Step 2: Convert to fraction form
    741,648.40/1,112,472.60 = 555,024.40/x
  3. Step 3: Cross multiply
    741,648.40x = 1,112,472.60 × 555,024.40
  4. Step 4: Simplify right side
    741,648.40x = 617,449,437,331.44
  5. Step 5: Solve for x
    x = 617,449,437,331.44/741,648.40
  6. Step 6: Final answer
    x = 832,536.60

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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.