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Finding the Fourth Proportional to 233,452.80, 350,222.40 and 75,686.40

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Solution

The fourth proportional to 233,452.80, 350,222.40 and 75,686.40 is: 113,543.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,452.80 : 350,222.40 = 75,686.40 : x
  2. Step 2: Convert to fraction form
    233,452.80/350,222.40 = 75,686.40/x
  3. Step 3: Cross multiply
    233,452.80x = 350,222.40 × 75,686.40
  4. Step 4: Simplify right side
    233,452.80x = 26,507,072,655.36
  5. Step 5: Solve for x
    x = 26,507,072,655.36/233,452.80
  6. Step 6: Final answer
    x = 113,543.61

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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.