Home / 836,501.87-1,154,352.30-468,954.65

Finding the Fourth Proportional to 836,501.87, 1,154,352.30 and 468,954.65

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Solution

The fourth proportional to 836,501.87, 1,154,352.30 and 468,954.65 is: 647,146.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,501.87 : 1,154,352.30 = 468,954.65 : x
  2. Step 2: Convert to fraction form
    836,501.87/1,154,352.30 = 468,954.65/x
  3. Step 3: Cross multiply
    836,501.87x = 1,154,352.30 × 468,954.65
  4. Step 4: Simplify right side
    836,501.87x = 541,338,873,051.43
  5. Step 5: Solve for x
    x = 541,338,873,051.43/836,501.87
  6. Step 6: Final answer
    x = 647,146.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.