Home / 373,995.23-516,157.72-210,657.11

Finding the Fourth Proportional to 373,995.23, 516,157.72 and 210,657.11

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Solution

The fourth proportional to 373,995.23, 516,157.72 and 210,657.11 is: 290,731.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,995.23 : 516,157.72 = 210,657.11 : x
  2. Step 2: Convert to fraction form
    373,995.23/516,157.72 = 210,657.11/x
  3. Step 3: Cross multiply
    373,995.23x = 516,157.72 × 210,657.11
  4. Step 4: Simplify right side
    373,995.23x = 108,732,290,491.96
  5. Step 5: Solve for x
    x = 108,732,290,491.96/373,995.23
  6. Step 6: Final answer
    x = 290,731.76

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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.