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Finding the Fourth Proportional to 248,444.40, 372,666.60 and 222,783.60

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Solution

The fourth proportional to 248,444.40, 372,666.60 and 222,783.60 is: 334,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,444.40 : 372,666.60 = 222,783.60 : x
  2. Step 2: Convert to fraction form
    248,444.40/372,666.60 = 222,783.60/x
  3. Step 3: Cross multiply
    248,444.40x = 372,666.60 × 222,783.60
  4. Step 4: Simplify right side
    248,444.40x = 83,024,006,747.76
  5. Step 5: Solve for x
    x = 83,024,006,747.76/248,444.40
  6. Step 6: Final answer
    x = 334,175.40

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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.