Home / 440,749.15-608,270.72-247,153.78

Finding the Fourth Proportional to 440,749.15, 608,270.72 and 247,153.78

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Solution

The fourth proportional to 440,749.15, 608,270.72 and 247,153.78 is: 341,092.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,749.15 : 608,270.72 = 247,153.78 : x
  2. Step 2: Convert to fraction form
    440,749.15/608,270.72 = 247,153.78/x
  3. Step 3: Cross multiply
    440,749.15x = 608,270.72 × 247,153.78
  4. Step 4: Simplify right side
    440,749.15x = 150,336,407,235.89
  5. Step 5: Solve for x
    x = 150,336,407,235.89/440,749.15
  6. Step 6: Final answer
    x = 341,092.91

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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.