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Finding the Fourth Proportional to 548,865.90, 822,948.45 and 233,160.30

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Solution

The fourth proportional to 548,865.90, 822,948.45 and 233,160.30 is: 349,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,865.90 : 822,948.45 = 233,160.30 : x
  2. Step 2: Convert to fraction form
    548,865.90/822,948.45 = 233,160.30/x
  3. Step 3: Cross multiply
    548,865.90x = 822,948.45 × 233,160.30
  4. Step 4: Simplify right side
    548,865.90x = 191,878,907,486.54
  5. Step 5: Solve for x
    x = 191,878,907,486.54/548,865.90
  6. Step 6: Final answer
    x = 349,591.60

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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.