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Finding the Fourth Proportional to 444,281.65, 612,913.89 and 260,427.04

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Solution

The fourth proportional to 444,281.65, 612,913.89 and 260,427.04 is: 359,275.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,281.65 : 612,913.89 = 260,427.04 : x
  2. Step 2: Convert to fraction form
    444,281.65/612,913.89 = 260,427.04/x
  3. Step 3: Cross multiply
    444,281.65x = 612,913.89 × 260,427.04
  4. Step 4: Simplify right side
    444,281.65x = 159,619,350,147.59
  5. Step 5: Solve for x
    x = 159,619,350,147.59/444,281.65
  6. Step 6: Final answer
    x = 359,275.14

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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.