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Finding the Fourth Proportional to 304,503, 456,641.88 and 104,768.32

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Solution

The fourth proportional to 304,503, 456,641.88 and 104,768.32 is: 157,113.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,503 : 456,641.88 = 104,768.32 : x
  2. Step 2: Convert to fraction form
    304,503/456,641.88 = 104,768.32/x
  3. Step 3: Cross multiply
    304,503x = 456,641.88 × 104,768.32
  4. Step 4: Simplify right side
    304,503x = 47,841,602,609.24
  5. Step 5: Solve for x
    x = 47,841,602,609.24/304,503
  6. Step 6: Final answer
    x = 157,113.73

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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.