Home / 772,947.09-1,159,500.17-267,507.18

Finding the Fourth Proportional to 772,947.09, 1,159,500.17 and 267,507.18

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Solution

The fourth proportional to 772,947.09, 1,159,500.17 and 267,507.18 is: 401,288.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,947.09 : 1,159,500.17 = 267,507.18 : x
  2. Step 2: Convert to fraction form
    772,947.09/1,159,500.17 = 267,507.18/x
  3. Step 3: Cross multiply
    772,947.09x = 1,159,500.17 × 267,507.18
  4. Step 4: Simplify right side
    772,947.09x = 310,174,620,686.22
  5. Step 5: Solve for x
    x = 310,174,620,686.22/772,947.09
  6. Step 6: Final answer
    x = 401,288.30

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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.