Home / 851,463.61-1,277,370.61-346,023.46

Finding the Fourth Proportional to 851,463.61, 1,277,370.61 and 346,023.46

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Solution

The fourth proportional to 851,463.61, 1,277,370.61 and 346,023.46 is: 519,106.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,463.61 : 1,277,370.61 = 346,023.46 : x
  2. Step 2: Convert to fraction form
    851,463.61/1,277,370.61 = 346,023.46/x
  3. Step 3: Cross multiply
    851,463.61x = 1,277,370.61 × 346,023.46
  4. Step 4: Simplify right side
    851,463.61x = 442,000,198,906.17
  5. Step 5: Solve for x
    x = 442,000,198,906.17/851,463.61
  6. Step 6: Final answer
    x = 519,106.39

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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.