Home / 1,040,466.10-1,560,803.10-282,319.60

Finding the Fourth Proportional to 1,040,466.10, 1,560,803.10 and 282,319.60

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Solution

The fourth proportional to 1,040,466.10, 1,560,803.10 and 282,319.60 is: 423,507.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,466.10 : 1,560,803.10 = 282,319.60 : x
  2. Step 2: Convert to fraction form
    1,040,466.10/1,560,803.10 = 282,319.60/x
  3. Step 3: Cross multiply
    1,040,466.10x = 1,560,803.10 × 282,319.60
  4. Step 4: Simplify right side
    1,040,466.10x = 440,645,306,870.76
  5. Step 5: Solve for x
    x = 440,645,306,870.76/1,040,466.10
  6. Step 6: Final answer
    x = 423,507.61

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Double scale
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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.