Home / 773,354.93-1,159,755.57-267,780.12

Finding the Fourth Proportional to 773,354.93, 1,159,755.57 and 267,780.12

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Solution

The fourth proportional to 773,354.93, 1,159,755.57 and 267,780.12 is: 401,574.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,354.93 : 1,159,755.57 = 267,780.12 : x
  2. Step 2: Convert to fraction form
    773,354.93/1,159,755.57 = 267,780.12/x
  3. Step 3: Cross multiply
    773,354.93x = 1,159,755.57 × 267,780.12
  4. Step 4: Simplify right side
    773,354.93x = 310,559,485,705.27
  5. Step 5: Solve for x
    x = 310,559,485,705.27/773,354.93
  6. Step 6: Final answer
    x = 401,574.33

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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.