Home / 769,665.44-1,154,009.13-675,085.55

Finding the Fourth Proportional to 769,665.44, 1,154,009.13 and 675,085.55

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Solution

The fourth proportional to 769,665.44, 1,154,009.13 and 675,085.55 is: 1,012,199.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,665.44 : 1,154,009.13 = 675,085.55 : x
  2. Step 2: Convert to fraction form
    769,665.44/1,154,009.13 = 675,085.55/x
  3. Step 3: Cross multiply
    769,665.44x = 1,154,009.13 × 675,085.55
  4. Step 4: Simplify right side
    769,665.44x = 779,054,882,461.03
  5. Step 5: Solve for x
    x = 779,054,882,461.03/769,665.44
  6. Step 6: Final answer
    x = 1,012,199.39

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1.5x scale

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.