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Finding the Fourth Proportional to 423,893.34, 635,323.53 and 234,346.14

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Solution

The fourth proportional to 423,893.34, 635,323.53 and 234,346.14 is: 351,233.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,893.34 : 635,323.53 = 234,346.14 : x
  2. Step 2: Convert to fraction form
    423,893.34/635,323.53 = 234,346.14/x
  3. Step 3: Cross multiply
    423,893.34x = 635,323.53 × 234,346.14
  4. Step 4: Simplify right side
    423,893.34x = 148,885,616,906.67
  5. Step 5: Solve for x
    x = 148,885,616,906.67/423,893.34
  6. Step 6: Final answer
    x = 351,233.68

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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.