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Finding the Fourth Proportional to 360,943.80, 542,217.60 and 301,894.80

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Solution

The fourth proportional to 360,943.80, 542,217.60 and 301,894.80 is: 453,512.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,943.80 : 542,217.60 = 301,894.80 : x
  2. Step 2: Convert to fraction form
    360,943.80/542,217.60 = 301,894.80/x
  3. Step 3: Cross multiply
    360,943.80x = 542,217.60 × 301,894.80
  4. Step 4: Simplify right side
    360,943.80x = 163,692,673,908.48
  5. Step 5: Solve for x
    x = 163,692,673,908.48/360,943.80
  6. Step 6: Final answer
    x = 453,512.91

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1.5x scale

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.