Home / 872,426.70-1,308,639.99-241,324.10

Finding the Fourth Proportional to 872,426.70, 1,308,639.99 and 241,324.10

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Solution

The fourth proportional to 872,426.70, 1,308,639.99 and 241,324.10 is: 361,986.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,426.70 : 1,308,639.99 = 241,324.10 : x
  2. Step 2: Convert to fraction form
    872,426.70/1,308,639.99 = 241,324.10/x
  3. Step 3: Cross multiply
    872,426.70x = 1,308,639.99 × 241,324.10
  4. Step 4: Simplify right side
    872,426.70x = 315,806,367,810.76
  5. Step 5: Solve for x
    x = 315,806,367,810.76/872,426.70
  6. Step 6: Final answer
    x = 361,986.13

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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.