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Finding the Fourth Proportional to 308,256.48, 462,209.58 and 183,684.96

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Solution

The fourth proportional to 308,256.48, 462,209.58 and 183,684.96 is: 275,423.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,256.48 : 462,209.58 = 183,684.96 : x
  2. Step 2: Convert to fraction form
    308,256.48/462,209.58 = 183,684.96/x
  3. Step 3: Cross multiply
    308,256.48x = 462,209.58 × 183,684.96
  4. Step 4: Simplify right side
    308,256.48x = 84,900,948,213.92
  5. Step 5: Solve for x
    x = 84,900,948,213.92/308,256.48
  6. Step 6: Final answer
    x = 275,423.08

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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.