Home / 1,040,448.10-1,560,776.10-282,301.60

Finding the Fourth Proportional to 1,040,448.10, 1,560,776.10 and 282,301.60

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Solution

The fourth proportional to 1,040,448.10, 1,560,776.10 and 282,301.60 is: 423,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,448.10 : 1,560,776.10 = 282,301.60 : x
  2. Step 2: Convert to fraction form
    1,040,448.10/1,560,776.10 = 282,301.60/x
  3. Step 3: Cross multiply
    1,040,448.10x = 1,560,776.10 × 282,301.60
  4. Step 4: Simplify right side
    1,040,448.10x = 440,609,590,271.76
  5. Step 5: Solve for x
    x = 440,609,590,271.76/1,040,448.10
  6. Step 6: Final answer
    x = 423,480.60

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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.