Home / 852,748.08-1,278,899.40-253,547.92

Finding the Fourth Proportional to 852,748.08, 1,278,899.40 and 253,547.92

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Solution

The fourth proportional to 852,748.08, 1,278,899.40 and 253,547.92 is: 380,255.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,748.08 : 1,278,899.40 = 253,547.92 : x
  2. Step 2: Convert to fraction form
    852,748.08/1,278,899.40 = 253,547.92/x
  3. Step 3: Cross multiply
    852,748.08x = 1,278,899.40 × 253,547.92
  4. Step 4: Simplify right side
    852,748.08x = 324,262,282,759.25
  5. Step 5: Solve for x
    x = 324,262,282,759.25/852,748.08
  6. Step 6: Final answer
    x = 380,255.66

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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.