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Finding the Fourth Proportional to 602,022.71, 830,781.84 and 330,092.96

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Solution

The fourth proportional to 602,022.71, 830,781.84 and 330,092.96 is: 455,523.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,022.71 : 830,781.84 = 330,092.96 : x
  2. Step 2: Convert to fraction form
    602,022.71/830,781.84 = 330,092.96/x
  3. Step 3: Cross multiply
    602,022.71x = 830,781.84 × 330,092.96
  4. Step 4: Simplify right side
    602,022.71x = 274,235,236,679.85
  5. Step 5: Solve for x
    x = 274,235,236,679.85/602,022.71
  6. Step 6: Final answer
    x = 455,523.08

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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.