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Finding the Fourth Proportional to 240,045.58, 360,294.36 and 121,801.78

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Solution

The fourth proportional to 240,045.58, 360,294.36 and 121,801.78 is: 182,817.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,045.58 : 360,294.36 = 121,801.78 : x
  2. Step 2: Convert to fraction form
    240,045.58/360,294.36 = 121,801.78/x
  3. Step 3: Cross multiply
    240,045.58x = 360,294.36 × 121,801.78
  4. Step 4: Simplify right side
    240,045.58x = 43,884,494,371.96
  5. Step 5: Solve for x
    x = 43,884,494,371.96/240,045.58
  6. Step 6: Final answer
    x = 182,817.34

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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.