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Finding the Fourth Proportional to 442,233.60, 663,204.60 and 161,714.40

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Solution

The fourth proportional to 442,233.60, 663,204.60 and 161,714.40 is: 242,518.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,233.60 : 663,204.60 = 161,714.40 : x
  2. Step 2: Convert to fraction form
    442,233.60/663,204.60 = 161,714.40/x
  3. Step 3: Cross multiply
    442,233.60x = 663,204.60 × 161,714.40
  4. Step 4: Simplify right side
    442,233.60x = 107,249,733,966.24
  5. Step 5: Solve for x
    x = 107,249,733,966.24/442,233.60
  6. Step 6: Final answer
    x = 242,518.28

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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.