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Finding the Fourth Proportional to 536,780.84, 740,757.66 and 295,079

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Solution

The fourth proportional to 536,780.84, 740,757.66 and 295,079 is: 407,209.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,780.84 : 740,757.66 = 295,079 : x
  2. Step 2: Convert to fraction form
    536,780.84/740,757.66 = 295,079/x
  3. Step 3: Cross multiply
    536,780.84x = 740,757.66 × 295,079
  4. Step 4: Simplify right side
    536,780.84x = 218,582,029,555.14
  5. Step 5: Solve for x
    x = 218,582,029,555.14/536,780.84
  6. Step 6: Final answer
    x = 407,209.08

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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.