Home / 743,542.56-1,026,412.83-472,027.86

Finding the Fourth Proportional to 743,542.56, 1,026,412.83 and 472,027.86

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Solution

The fourth proportional to 743,542.56, 1,026,412.83 and 472,027.86 is: 651,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,542.56 : 1,026,412.83 = 472,027.86 : x
  2. Step 2: Convert to fraction form
    743,542.56/1,026,412.83 = 472,027.86/x
  3. Step 3: Cross multiply
    743,542.56x = 1,026,412.83 × 472,027.86
  4. Step 4: Simplify right side
    743,542.56x = 484,495,451,621.44
  5. Step 5: Solve for x
    x = 484,495,451,621.44/743,542.56
  6. Step 6: Final answer
    x = 651,604.20

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Double scale
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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.