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Finding the Fourth Proportional to 304,532.47, 420,244.05 and 168,566.68

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Solution

The fourth proportional to 304,532.47, 420,244.05 and 168,566.68 is: 232,616.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,532.47 : 420,244.05 = 168,566.68 : x
  2. Step 2: Convert to fraction form
    304,532.47/420,244.05 = 168,566.68/x
  3. Step 3: Cross multiply
    304,532.47x = 420,244.05 × 168,566.68
  4. Step 4: Simplify right side
    304,532.47x = 70,839,144,298.25
  5. Step 5: Solve for x
    x = 70,839,144,298.25/304,532.47
  6. Step 6: Final answer
    x = 232,616.06

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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.