Home / 1,036,372.63-1,554,344.49-278,034.32

Finding the Fourth Proportional to 1,036,372.63, 1,554,344.49 and 278,034.32

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Solution

The fourth proportional to 1,036,372.63, 1,554,344.49 and 278,034.32 is: 416,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,372.63 : 1,554,344.49 = 278,034.32 : x
  2. Step 2: Convert to fraction form
    1,036,372.63/1,554,344.49 = 278,034.32/x
  3. Step 3: Cross multiply
    1,036,372.63x = 1,554,344.49 × 278,034.32
  4. Step 4: Simplify right side
    1,036,372.63x = 432,161,113,322.90
  5. Step 5: Solve for x
    x = 432,161,113,322.90/1,036,372.63
  6. Step 6: Final answer
    x = 416,993.95

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Double scale
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Similar ratio
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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.