Home / 372,927.12-514,642.96-211,785.52

Finding the Fourth Proportional to 372,927.12, 514,642.96 and 211,785.52

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Solution

The fourth proportional to 372,927.12, 514,642.96 and 211,785.52 is: 292,266.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,927.12 : 514,642.96 = 211,785.52 : x
  2. Step 2: Convert to fraction form
    372,927.12/514,642.96 = 211,785.52/x
  3. Step 3: Cross multiply
    372,927.12x = 514,642.96 × 211,785.52
  4. Step 4: Simplify right side
    372,927.12x = 108,993,926,897.94
  5. Step 5: Solve for x
    x = 108,993,926,897.94/372,927.12
  6. Step 6: Final answer
    x = 292,266.02

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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.