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Finding the Fourth Proportional to 446,173.71, 615,720.45 and 242,224.62

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Solution

The fourth proportional to 446,173.71, 615,720.45 and 242,224.62 is: 334,270.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,173.71 : 615,720.45 = 242,224.62 : x
  2. Step 2: Convert to fraction form
    446,173.71/615,720.45 = 242,224.62/x
  3. Step 3: Cross multiply
    446,173.71x = 615,720.45 × 242,224.62
  4. Step 4: Simplify right side
    446,173.71x = 149,142,652,027.48
  5. Step 5: Solve for x
    x = 149,142,652,027.48/446,173.71
  6. Step 6: Final answer
    x = 334,270.37

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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.