Home / 777,263.96-1,165,895.91-303,617.13

Finding the Fourth Proportional to 777,263.96, 1,165,895.91 and 303,617.13

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Solution

The fourth proportional to 777,263.96, 1,165,895.91 and 303,617.13 is: 455,425.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,263.96 : 1,165,895.91 = 303,617.13 : x
  2. Step 2: Convert to fraction form
    777,263.96/1,165,895.91 = 303,617.13/x
  3. Step 3: Cross multiply
    777,263.96x = 1,165,895.91 × 303,617.13
  4. Step 4: Simplify right side
    777,263.96x = 353,985,970,072.94
  5. Step 5: Solve for x
    x = 353,985,970,072.94/777,263.96
  6. Step 6: Final answer
    x = 455,425.69

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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.