Home / 852,536.34-1,176,460.20-489,704.94

Finding the Fourth Proportional to 852,536.34, 1,176,460.20 and 489,704.94

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Solution

The fourth proportional to 852,536.34, 1,176,460.20 and 489,704.94 is: 675,769.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,536.34 : 1,176,460.20 = 489,704.94 : x
  2. Step 2: Convert to fraction form
    852,536.34/1,176,460.20 = 489,704.94/x
  3. Step 3: Cross multiply
    852,536.34x = 1,176,460.20 × 489,704.94
  4. Step 4: Simplify right side
    852,536.34x = 576,118,371,653.39
  5. Step 5: Solve for x
    x = 576,118,371,653.39/852,536.34
  6. Step 6: Final answer
    x = 675,769.87

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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.