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Finding the Fourth Proportional to 541,371.48, 746,920.89 and 314,973.24

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Solution

The fourth proportional to 541,371.48, 746,920.89 and 314,973.24 is: 434,563.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,371.48 : 746,920.89 = 314,973.24 : x
  2. Step 2: Convert to fraction form
    541,371.48/746,920.89 = 314,973.24/x
  3. Step 3: Cross multiply
    541,371.48x = 746,920.89 × 314,973.24
  4. Step 4: Simplify right side
    541,371.48x = 235,260,092,746.98
  5. Step 5: Solve for x
    x = 235,260,092,746.98/541,371.48
  6. Step 6: Final answer
    x = 434,563.14

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1.5x scale

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.