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Finding the Fourth Proportional to 446,107.59, 615,630.12 and 242,158.91

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Solution

The fourth proportional to 446,107.59, 615,630.12 and 242,158.91 is: 334,180.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,107.59 : 615,630.12 = 242,158.91 : x
  2. Step 2: Convert to fraction form
    446,107.59/615,630.12 = 242,158.91/x
  3. Step 3: Cross multiply
    446,107.59x = 615,630.12 × 242,158.91
  4. Step 4: Simplify right side
    446,107.59x = 149,080,315,744.22
  5. Step 5: Solve for x
    x = 149,080,315,744.22/446,107.59
  6. Step 6: Final answer
    x = 334,180.18

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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.