Home / 674,206.60-1,009,997.70-374,150.20

Finding the Fourth Proportional to 674,206.60, 1,009,997.70 and 374,150.20

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Solution

The fourth proportional to 674,206.60, 1,009,997.70 and 374,150.20 is: 560,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,206.60 : 1,009,997.70 = 374,150.20 : x
  2. Step 2: Convert to fraction form
    674,206.60/1,009,997.70 = 374,150.20/x
  3. Step 3: Cross multiply
    674,206.60x = 1,009,997.70 × 374,150.20
  4. Step 4: Simplify right side
    674,206.60x = 377,890,841,454.54
  5. Step 5: Solve for x
    x = 377,890,841,454.54/674,206.60
  6. Step 6: Final answer
    x = 560,497.10

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Double scale
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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.