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Finding the Fourth Proportional to 476,997.64, 714,315.47 and 350,337.53

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Solution

The fourth proportional to 476,997.64, 714,315.47 and 350,337.53 is: 524,638.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,997.64 : 714,315.47 = 350,337.53 : x
  2. Step 2: Convert to fraction form
    476,997.64/714,315.47 = 350,337.53/x
  3. Step 3: Cross multiply
    476,997.64x = 714,315.47 × 350,337.53
  4. Step 4: Simplify right side
    476,997.64x = 250,251,515,648.90
  5. Step 5: Solve for x
    x = 250,251,515,648.90/476,997.64
  6. Step 6: Final answer
    x = 524,638.90

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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.