Home / 872,426.20-1,308,639.24-241,323.60

Finding the Fourth Proportional to 872,426.20, 1,308,639.24 and 241,323.60

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Solution

The fourth proportional to 872,426.20, 1,308,639.24 and 241,323.60 is: 361,985.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,426.20 : 1,308,639.24 = 241,323.60 : x
  2. Step 2: Convert to fraction form
    872,426.20/1,308,639.24 = 241,323.60/x
  3. Step 3: Cross multiply
    872,426.20x = 1,308,639.24 × 241,323.60
  4. Step 4: Simplify right side
    872,426.20x = 315,805,532,498.06
  5. Step 5: Solve for x
    x = 315,805,532,498.06/872,426.20
  6. Step 6: Final answer
    x = 361,985.38

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Double scale
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1.5x scale

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.