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Finding the Fourth Proportional to 334,445.95, 501,745.56 and 144,938.13

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Solution

The fourth proportional to 334,445.95, 501,745.56 and 144,938.13 is: 217,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,445.95 : 501,745.56 = 144,938.13 : x
  2. Step 2: Convert to fraction form
    334,445.95/501,745.56 = 144,938.13/x
  3. Step 3: Cross multiply
    334,445.95x = 501,745.56 × 144,938.13
  4. Step 4: Simplify right side
    334,445.95x = 72,722,064,456.57
  5. Step 5: Solve for x
    x = 72,722,064,456.57/334,445.95
  6. Step 6: Final answer
    x = 217,440.41

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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.