Home / 774,874.17-1,162,279.02-269,549.58

Finding the Fourth Proportional to 774,874.17, 1,162,279.02 and 269,549.58

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Solution

The fourth proportional to 774,874.17, 1,162,279.02 and 269,549.58 is: 404,313.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,874.17 : 1,162,279.02 = 269,549.58 : x
  2. Step 2: Convert to fraction form
    774,874.17/1,162,279.02 = 269,549.58/x
  3. Step 3: Cross multiply
    774,874.17x = 1,162,279.02 × 269,549.58
  4. Step 4: Simplify right side
    774,874.17x = 313,291,821,683.81
  5. Step 5: Solve for x
    x = 313,291,821,683.81/774,874.17
  6. Step 6: Final answer
    x = 404,313.16

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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.