Home / 653,427.90-980,266.19-226,947.51

Finding the Fourth Proportional to 653,427.90, 980,266.19 and 226,947.51

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Solution

The fourth proportional to 653,427.90, 980,266.19 and 226,947.51 is: 340,464.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,427.90 : 980,266.19 = 226,947.51 : x
  2. Step 2: Convert to fraction form
    653,427.90/980,266.19 = 226,947.51/x
  3. Step 3: Cross multiply
    653,427.90x = 980,266.19 × 226,947.51
  4. Step 4: Simplify right side
    653,427.90x = 222,468,969,822.95
  5. Step 5: Solve for x
    x = 222,468,969,822.95/653,427.90
  6. Step 6: Final answer
    x = 340,464.45

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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.