Home / 847,491.12-1,168,579.32-541,164.72

Finding the Fourth Proportional to 847,491.12, 1,168,579.32 and 541,164.72

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Solution

The fourth proportional to 847,491.12, 1,168,579.32 and 541,164.72 is: 746,195.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,491.12 : 1,168,579.32 = 541,164.72 : x
  2. Step 2: Convert to fraction form
    847,491.12/1,168,579.32 = 541,164.72/x
  3. Step 3: Cross multiply
    847,491.12x = 1,168,579.32 × 541,164.72
  4. Step 4: Simplify right side
    847,491.12x = 632,393,900,505.59
  5. Step 5: Solve for x
    x = 632,393,900,505.59/847,491.12
  6. Step 6: Final answer
    x = 746,195.31

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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.