Home / 717,576.93-1,076,404.68-291,049.43

Finding the Fourth Proportional to 717,576.93, 1,076,404.68 and 291,049.43

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Solution

The fourth proportional to 717,576.93, 1,076,404.68 and 291,049.43 is: 436,590.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,576.93 : 1,076,404.68 = 291,049.43 : x
  2. Step 2: Convert to fraction form
    717,576.93/1,076,404.68 = 291,049.43/x
  3. Step 3: Cross multiply
    717,576.93x = 1,076,404.68 × 291,049.43
  4. Step 4: Simplify right side
    717,576.93x = 313,286,963,181.31
  5. Step 5: Solve for x
    x = 313,286,963,181.31/717,576.93
  6. Step 6: Final answer
    x = 436,590.07

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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.