Home / 343,314.26-514,844.76-118,617.02

Finding the Fourth Proportional to 343,314.26, 514,844.76 and 118,617.02

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Solution

The fourth proportional to 343,314.26, 514,844.76 and 118,617.02 is: 177,881.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,314.26 : 514,844.76 = 118,617.02 : x
  2. Step 2: Convert to fraction form
    343,314.26/514,844.76 = 118,617.02/x
  3. Step 3: Cross multiply
    343,314.26x = 514,844.76 × 118,617.02
  4. Step 4: Simplify right side
    343,314.26x = 61,069,351,193.82
  5. Step 5: Solve for x
    x = 61,069,351,193.82/343,314.26
  6. Step 6: Final answer
    x = 177,881.78

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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.