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Finding the Fourth Proportional to 370,459.44, 555,436.44 and 178,232.40

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Solution

The fourth proportional to 370,459.44, 555,436.44 and 178,232.40 is: 267,227.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,459.44 : 555,436.44 = 178,232.40 : x
  2. Step 2: Convert to fraction form
    370,459.44/555,436.44 = 178,232.40/x
  3. Step 3: Cross multiply
    370,459.44x = 555,436.44 × 178,232.40
  4. Step 4: Simplify right side
    370,459.44x = 98,996,769,748.66
  5. Step 5: Solve for x
    x = 98,996,769,748.66/370,459.44
  6. Step 6: Final answer
    x = 267,227.01

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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.