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Finding the Fourth Proportional to 262,457.93, 362,191.20 and 149,280.68

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Solution

The fourth proportional to 262,457.93, 362,191.20 and 149,280.68 is: 206,006.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,457.93 : 362,191.20 = 149,280.68 : x
  2. Step 2: Convert to fraction form
    262,457.93/362,191.20 = 149,280.68/x
  3. Step 3: Cross multiply
    262,457.93x = 362,191.20 × 149,280.68
  4. Step 4: Simplify right side
    262,457.93x = 54,068,146,815.06
  5. Step 5: Solve for x
    x = 54,068,146,815.06/262,457.93
  6. Step 6: Final answer
    x = 206,006.91

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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.