Home / 539,043.93-743,867.59-297,321.31

Finding the Fourth Proportional to 539,043.93, 743,867.59 and 297,321.31

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Solution

The fourth proportional to 539,043.93, 743,867.59 and 297,321.31 is: 410,296.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,043.93 : 743,867.59 = 297,321.31 : x
  2. Step 2: Convert to fraction form
    539,043.93/743,867.59 = 297,321.31/x
  3. Step 3: Cross multiply
    539,043.93x = 743,867.59 × 297,321.31
  4. Step 4: Simplify right side
    539,043.93x = 221,167,683,722.37
  5. Step 5: Solve for x
    x = 221,167,683,722.37/539,043.93
  6. Step 6: Final answer
    x = 410,296.21

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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.