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Finding the Fourth Proportional to 454,283.93, 626,903.22 and 250,353.71

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Solution

The fourth proportional to 454,283.93, 626,903.22 and 250,353.71 is: 345,483.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,283.93 : 626,903.22 = 250,353.71 : x
  2. Step 2: Convert to fraction form
    454,283.93/626,903.22 = 250,353.71/x
  3. Step 3: Cross multiply
    454,283.93x = 626,903.22 × 250,353.71
  4. Step 4: Simplify right side
    454,283.93x = 156,947,543,803.43
  5. Step 5: Solve for x
    x = 156,947,543,803.43/454,283.93
  6. Step 6: Final answer
    x = 345,483.37

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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.