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Finding the Fourth Proportional to 304,150.30, 456,225.45 and 82,534.30

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Solution

The fourth proportional to 304,150.30, 456,225.45 and 82,534.30 is: 123,801.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,150.30 : 456,225.45 = 82,534.30 : x
  2. Step 2: Convert to fraction form
    304,150.30/456,225.45 = 82,534.30/x
  3. Step 3: Cross multiply
    304,150.30x = 456,225.45 × 82,534.30
  4. Step 4: Simplify right side
    304,150.30x = 37,654,248,157.94
  5. Step 5: Solve for x
    x = 37,654,248,157.94/304,150.30
  6. Step 6: Final answer
    x = 123,801.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.