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Finding the Fourth Proportional to 304,700.61, 456,770.97 and 104,973.51

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Solution

The fourth proportional to 304,700.61, 456,770.97 and 104,973.51 is: 157,363.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,700.61 : 456,770.97 = 104,973.51 : x
  2. Step 2: Convert to fraction form
    304,700.61/456,770.97 = 104,973.51/x
  3. Step 3: Cross multiply
    304,700.61x = 456,770.97 × 104,973.51
  4. Step 4: Simplify right side
    304,700.61x = 47,948,851,987.00
  5. Step 5: Solve for x
    x = 47,948,851,987.00/304,700.61
  6. Step 6: Final answer
    x = 157,363.82

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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.