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Finding the Fourth Proportional to 265,503.96, 366,382.82 and 144,644.68

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Solution

The fourth proportional to 265,503.96, 366,382.82 and 144,644.68 is: 199,602.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,503.96 : 366,382.82 = 144,644.68 : x
  2. Step 2: Convert to fraction form
    265,503.96/366,382.82 = 144,644.68/x
  3. Step 3: Cross multiply
    265,503.96x = 366,382.82 × 144,644.68
  4. Step 4: Simplify right side
    265,503.96x = 52,995,325,756.40
  5. Step 5: Solve for x
    x = 52,995,325,756.40/265,503.96
  6. Step 6: Final answer
    x = 199,602.77

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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.