Home / 1,040,447.10-1,560,774.60-282,300.60

Finding the Fourth Proportional to 1,040,447.10, 1,560,774.60 and 282,300.60

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Solution

The fourth proportional to 1,040,447.10, 1,560,774.60 and 282,300.60 is: 423,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,447.10 : 1,560,774.60 = 282,300.60 : x
  2. Step 2: Convert to fraction form
    1,040,447.10/1,560,774.60 = 282,300.60/x
  3. Step 3: Cross multiply
    1,040,447.10x = 1,560,774.60 × 282,300.60
  4. Step 4: Simplify right side
    1,040,447.10x = 440,607,606,044.76
  5. Step 5: Solve for x
    x = 440,607,606,044.76/1,040,447.10
  6. Step 6: Final answer
    x = 423,479.10

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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.