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Finding the Fourth Proportional to 604,740.36, 834,194.59 and 377,992.20

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Solution

The fourth proportional to 604,740.36, 834,194.59 and 377,992.20 is: 521,412.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,740.36 : 834,194.59 = 377,992.20 : x
  2. Step 2: Convert to fraction form
    604,740.36/834,194.59 = 377,992.20/x
  3. Step 3: Cross multiply
    604,740.36x = 834,194.59 × 377,992.20
  4. Step 4: Simplify right side
    604,740.36x = 315,319,042,915.38
  5. Step 5: Solve for x
    x = 315,319,042,915.38/604,740.36
  6. Step 6: Final answer
    x = 521,412.27

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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.