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Finding the Fourth Proportional to 491,777.95, 737,602.33 and 154,820.36

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Solution

The fourth proportional to 491,777.95, 737,602.33 and 154,820.36 is: 232,210.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,777.95 : 737,602.33 = 154,820.36 : x
  2. Step 2: Convert to fraction form
    491,777.95/737,602.33 = 154,820.36/x
  3. Step 3: Cross multiply
    491,777.95x = 737,602.33 × 154,820.36
  4. Step 4: Simplify right side
    491,777.95x = 114,195,859,579.25
  5. Step 5: Solve for x
    x = 114,195,859,579.25/491,777.95
  6. Step 6: Final answer
    x = 232,210.21

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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.