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Finding the Fourth Proportional to 444,280.65, 612,912.51 and 260,426.04

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Solution

The fourth proportional to 444,280.65, 612,912.51 and 260,426.04 is: 359,273.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,280.65 : 612,912.51 = 260,426.04 : x
  2. Step 2: Convert to fraction form
    444,280.65/612,912.51 = 260,426.04/x
  3. Step 3: Cross multiply
    444,280.65x = 612,912.51 × 260,426.04
  4. Step 4: Simplify right side
    444,280.65x = 159,618,377,845.76
  5. Step 5: Solve for x
    x = 159,618,377,845.76/444,280.65
  6. Step 6: Final answer
    x = 359,273.76

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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.