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Finding the Fourth Proportional to 704,007.84, 1,054,482.46 and 433,310.88

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Solution

The fourth proportional to 704,007.84, 1,054,482.46 and 433,310.88 is: 649,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,007.84 : 1,054,482.46 = 433,310.88 : x
  2. Step 2: Convert to fraction form
    704,007.84/1,054,482.46 = 433,310.88/x
  3. Step 3: Cross multiply
    704,007.84x = 1,054,482.46 × 433,310.88
  4. Step 4: Simplify right side
    704,007.84x = 456,918,722,687.17
  5. Step 5: Solve for x
    x = 456,918,722,687.17/704,007.84
  6. Step 6: Final answer
    x = 649,025.05

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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.