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Finding the Fourth Proportional to 424,980.27, 586,471.46 and 233,993.70

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Solution

The fourth proportional to 424,980.27, 586,471.46 and 233,993.70 is: 322,910.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,980.27 : 586,471.46 = 233,993.70 : x
  2. Step 2: Convert to fraction form
    424,980.27/586,471.46 = 233,993.70/x
  3. Step 3: Cross multiply
    424,980.27x = 586,471.46 × 233,993.70
  4. Step 4: Simplify right side
    424,980.27x = 137,230,625,699.83
  5. Step 5: Solve for x
    x = 137,230,625,699.83/424,980.27
  6. Step 6: Final answer
    x = 322,910.58

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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.