Home / 1,040,416.16-1,560,728.08-282,269.52

Finding the Fourth Proportional to 1,040,416.16, 1,560,728.08 and 282,269.52

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Solution

The fourth proportional to 1,040,416.16, 1,560,728.08 and 282,269.52 is: 423,432.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,416.16 : 1,560,728.08 = 282,269.52 : x
  2. Step 2: Convert to fraction form
    1,040,416.16/1,560,728.08 = 282,269.52/x
  3. Step 3: Cross multiply
    1,040,416.16x = 1,560,728.08 × 282,269.52
  4. Step 4: Simplify right side
    1,040,416.16x = 440,545,965,992.12
  5. Step 5: Solve for x
    x = 440,545,965,992.12/1,040,416.16
  6. Step 6: Final answer
    x = 423,432.45

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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.