Home / 768,049.95-1,146,234.85-682,925.63

Finding the Fourth Proportional to 768,049.95, 1,146,234.85 and 682,925.63

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Solution

The fourth proportional to 768,049.95, 1,146,234.85 and 682,925.63 is: 1,019,195.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,049.95 : 1,146,234.85 = 682,925.63 : x
  2. Step 2: Convert to fraction form
    768,049.95/1,146,234.85 = 682,925.63/x
  3. Step 3: Cross multiply
    768,049.95x = 1,146,234.85 × 682,925.63
  4. Step 4: Simplify right side
    768,049.95x = 782,793,156,073.29
  5. Step 5: Solve for x
    x = 782,793,156,073.29/768,049.95
  6. Step 6: Final answer
    x = 1,019,195.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.