Home / 704,672.77-1,057,011.20-299,760.65

Finding the Fourth Proportional to 704,672.77, 1,057,011.20 and 299,760.65

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Solution

The fourth proportional to 704,672.77, 1,057,011.20 and 299,760.65 is: 449,641.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,672.77 : 1,057,011.20 = 299,760.65 : x
  2. Step 2: Convert to fraction form
    704,672.77/1,057,011.20 = 299,760.65/x
  3. Step 3: Cross multiply
    704,672.77x = 1,057,011.20 × 299,760.65
  4. Step 4: Simplify right side
    704,672.77x = 316,850,364,369.28
  5. Step 5: Solve for x
    x = 316,850,364,369.28/704,672.77
  6. Step 6: Final answer
    x = 449,641.84

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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.