Home / 500,927.24-691,350.46-310,002.14

Finding the Fourth Proportional to 500,927.24, 691,350.46 and 310,002.14

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Solution

The fourth proportional to 500,927.24, 691,350.46 and 310,002.14 is: 427,846.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,927.24 : 691,350.46 = 310,002.14 : x
  2. Step 2: Convert to fraction form
    500,927.24/691,350.46 = 310,002.14/x
  3. Step 3: Cross multiply
    500,927.24x = 691,350.46 × 310,002.14
  4. Step 4: Simplify right side
    500,927.24x = 214,320,122,089.98
  5. Step 5: Solve for x
    x = 214,320,122,089.98/500,927.24
  6. Step 6: Final answer
    x = 427,846.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.