Home / 364,836.31-502,359.48-330,622.11

Finding the Fourth Proportional to 364,836.31, 502,359.48 and 330,622.11

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Solution

The fourth proportional to 364,836.31, 502,359.48 and 330,622.11 is: 455,248.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,836.31 : 502,359.48 = 330,622.11 : x
  2. Step 2: Convert to fraction form
    364,836.31/502,359.48 = 330,622.11/x
  3. Step 3: Cross multiply
    364,836.31x = 502,359.48 × 330,622.11
  4. Step 4: Simplify right side
    364,836.31x = 166,091,151,256.10
  5. Step 5: Solve for x
    x = 166,091,151,256.10/364,836.31
  6. Step 6: Final answer
    x = 455,248.41

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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.