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Finding the Fourth Proportional to 446,110.43, 615,615.94 and 242,156.88

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Solution

The fourth proportional to 446,110.43, 615,615.94 and 242,156.88 is: 334,167.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,110.43 : 615,615.94 = 242,156.88 : x
  2. Step 2: Convert to fraction form
    446,110.43/615,615.94 = 242,156.88/x
  3. Step 3: Cross multiply
    446,110.43x = 615,615.94 × 242,156.88
  4. Step 4: Simplify right side
    446,110.43x = 149,075,635,308.67
  5. Step 5: Solve for x
    x = 149,075,635,308.67/446,110.43
  6. Step 6: Final answer
    x = 334,167.56

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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.