Home / 1,167,891.96-1,750,767.60-409,319.94

Finding the Fourth Proportional to 1,167,891.96, 1,750,767.60 and 409,319.94

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Solution

The fourth proportional to 1,167,891.96, 1,750,767.60 and 409,319.94 is: 613,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,891.96 : 1,750,767.60 = 409,319.94 : x
  2. Step 2: Convert to fraction form
    1,167,891.96/1,750,767.60 = 409,319.94/x
  3. Step 3: Cross multiply
    1,167,891.96x = 1,750,767.60 × 409,319.94
  4. Step 4: Simplify right side
    1,167,891.96x = 716,624,088,985.94
  5. Step 5: Solve for x
    x = 716,624,088,985.94/1,167,891.96
  6. Step 6: Final answer
    x = 613,604.78

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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.