Home / 793,819.80-1,095,466.95-431,240.76

Finding the Fourth Proportional to 793,819.80, 1,095,466.95 and 431,240.76

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Solution

The fourth proportional to 793,819.80, 1,095,466.95 and 431,240.76 is: 595,109.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,819.80 : 1,095,466.95 = 431,240.76 : x
  2. Step 2: Convert to fraction form
    793,819.80/1,095,466.95 = 431,240.76/x
  3. Step 3: Cross multiply
    793,819.80x = 1,095,466.95 × 431,240.76
  4. Step 4: Simplify right side
    793,819.80x = 472,410,000,072.88
  5. Step 5: Solve for x
    x = 472,410,000,072.88/793,819.80
  6. Step 6: Final answer
    x = 595,109.87

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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.