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Finding the Fourth Proportional to 884,496, 1,326,951.36 and 293,520

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Solution

The fourth proportional to 884,496, 1,326,951.36 and 293,520 is: 440,348.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,496 : 1,326,951.36 = 293,520 : x
  2. Step 2: Convert to fraction form
    884,496/1,326,951.36 = 293,520/x
  3. Step 3: Cross multiply
    884,496x = 1,326,951.36 × 293,520
  4. Step 4: Simplify right side
    884,496x = 389,486,763,187.20
  5. Step 5: Solve for x
    x = 389,486,763,187.20/884,496
  6. Step 6: Final answer
    x = 440,348.81

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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.