Home / 340,454.64-509,721.84-180,167.52

Finding the Fourth Proportional to 340,454.64, 509,721.84 and 180,167.52

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Solution

The fourth proportional to 340,454.64, 509,721.84 and 180,167.52 is: 269,743.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,454.64 : 509,721.84 = 180,167.52 : x
  2. Step 2: Convert to fraction form
    340,454.64/509,721.84 = 180,167.52/x
  3. Step 3: Cross multiply
    340,454.64x = 509,721.84 × 180,167.52
  4. Step 4: Simplify right side
    340,454.64x = 91,835,319,802.64
  5. Step 5: Solve for x
    x = 91,835,319,802.64/340,454.64
  6. Step 6: Final answer
    x = 269,743.19

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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.