Home / 839,672.41-1,158,704.20-477,045.94

Finding the Fourth Proportional to 839,672.41, 1,158,704.20 and 477,045.94

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Solution

The fourth proportional to 839,672.41, 1,158,704.20 and 477,045.94 is: 658,298.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,672.41 : 1,158,704.20 = 477,045.94 : x
  2. Step 2: Convert to fraction form
    839,672.41/1,158,704.20 = 477,045.94/x
  3. Step 3: Cross multiply
    839,672.41x = 1,158,704.20 × 477,045.94
  4. Step 4: Simplify right side
    839,672.41x = 552,755,130,181.57
  5. Step 5: Solve for x
    x = 552,755,130,181.57/839,672.41
  6. Step 6: Final answer
    x = 658,298.55

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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.