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Finding the Fourth Proportional to 893,366.52, 1,340,100.86 and 253,620.22

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Solution

The fourth proportional to 893,366.52, 1,340,100.86 and 253,620.22 is: 380,444.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,366.52 : 1,340,100.86 = 253,620.22 : x
  2. Step 2: Convert to fraction form
    893,366.52/1,340,100.86 = 253,620.22/x
  3. Step 3: Cross multiply
    893,366.52x = 1,340,100.86 × 253,620.22
  4. Step 4: Simplify right side
    893,366.52x = 339,876,674,935.39
  5. Step 5: Solve for x
    x = 339,876,674,935.39/893,366.52
  6. Step 6: Final answer
    x = 380,444.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.