Home / 374,331.60-561,497.40-149,799.60

Finding the Fourth Proportional to 374,331.60, 561,497.40 and 149,799.60

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Solution

The fourth proportional to 374,331.60, 561,497.40 and 149,799.60 is: 224,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,331.60 : 561,497.40 = 149,799.60 : x
  2. Step 2: Convert to fraction form
    374,331.60/561,497.40 = 149,799.60/x
  3. Step 3: Cross multiply
    374,331.60x = 561,497.40 × 149,799.60
  4. Step 4: Simplify right side
    374,331.60x = 84,112,085,921.04
  5. Step 5: Solve for x
    x = 84,112,085,921.04/374,331.60
  6. Step 6: Final answer
    x = 224,699.40

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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.