Home / 457,034.90-683,997.15-401,047.70

Finding the Fourth Proportional to 457,034.90, 683,997.15 and 401,047.70

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Solution

The fourth proportional to 457,034.90, 683,997.15 and 401,047.70 is: 600,206.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,034.90 : 683,997.15 = 401,047.70 : x
  2. Step 2: Convert to fraction form
    457,034.90/683,997.15 = 401,047.70/x
  3. Step 3: Cross multiply
    457,034.90x = 683,997.15 × 401,047.70
  4. Step 4: Simplify right side
    457,034.90x = 274,315,483,814.06
  5. Step 5: Solve for x
    x = 274,315,483,814.06/457,034.90
  6. Step 6: Final answer
    x = 600,206.86

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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.