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Finding the Fourth Proportional to 506,627.30, 760,150.20 and 222,170.60

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Solution

The fourth proportional to 506,627.30, 760,150.20 and 222,170.60 is: 333,347.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,627.30 : 760,150.20 = 222,170.60 : x
  2. Step 2: Convert to fraction form
    506,627.30/760,150.20 = 222,170.60/x
  3. Step 3: Cross multiply
    506,627.30x = 760,150.20 × 222,170.60
  4. Step 4: Simplify right side
    506,627.30x = 168,883,026,024.12
  5. Step 5: Solve for x
    x = 168,883,026,024.12/506,627.30
  6. Step 6: Final answer
    x = 333,347.66

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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.