Home / 791,377.79-1,187,056.04-192,337.22

Finding the Fourth Proportional to 791,377.79, 1,187,056.04 and 192,337.22

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Solution

The fourth proportional to 791,377.79, 1,187,056.04 and 192,337.22 is: 288,503.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,377.79 : 1,187,056.04 = 192,337.22 : x
  2. Step 2: Convert to fraction form
    791,377.79/1,187,056.04 = 192,337.22/x
  3. Step 3: Cross multiply
    791,377.79x = 1,187,056.04 × 192,337.22
  4. Step 4: Simplify right side
    791,377.79x = 228,315,051,820.84
  5. Step 5: Solve for x
    x = 228,315,051,820.84/791,377.79
  6. Step 6: Final answer
    x = 288,503.24

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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.