Home / 373,948.02-516,041.76-212,799.72

Finding the Fourth Proportional to 373,948.02, 516,041.76 and 212,799.72

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Solution

The fourth proportional to 373,948.02, 516,041.76 and 212,799.72 is: 293,659.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,948.02 : 516,041.76 = 212,799.72 : x
  2. Step 2: Convert to fraction form
    373,948.02/516,041.76 = 212,799.72/x
  3. Step 3: Cross multiply
    373,948.02x = 516,041.76 × 212,799.72
  4. Step 4: Simplify right side
    373,948.02x = 109,813,542,036.31
  5. Step 5: Solve for x
    x = 109,813,542,036.31/373,948.02
  6. Step 6: Final answer
    x = 293,659.91

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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.