Home / 461,258.56-691,382.40-180,467.20

Finding the Fourth Proportional to 461,258.56, 691,382.40 and 180,467.20

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Solution

The fourth proportional to 461,258.56, 691,382.40 and 180,467.20 is: 270,503.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,258.56 : 691,382.40 = 180,467.20 : x
  2. Step 2: Convert to fraction form
    461,258.56/691,382.40 = 180,467.20/x
  3. Step 3: Cross multiply
    461,258.56x = 691,382.40 × 180,467.20
  4. Step 4: Simplify right side
    461,258.56x = 124,771,845,857.28
  5. Step 5: Solve for x
    x = 124,771,845,857.28/461,258.56
  6. Step 6: Final answer
    x = 270,503.05

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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.