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Finding the Fourth Proportional to 270,471.98, 373,125.65 and 175,009.43

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Solution

The fourth proportional to 270,471.98, 373,125.65 and 175,009.43 is: 241,431.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,471.98 : 373,125.65 = 175,009.43 : x
  2. Step 2: Convert to fraction form
    270,471.98/373,125.65 = 175,009.43/x
  3. Step 3: Cross multiply
    270,471.98x = 373,125.65 × 175,009.43
  4. Step 4: Simplify right side
    270,471.98x = 65,300,507,382.65
  5. Step 5: Solve for x
    x = 65,300,507,382.65/270,471.98
  6. Step 6: Final answer
    x = 241,431.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.