Home / 1,245,616.46-1,868,424.71-298,987.18

Finding the Fourth Proportional to 1,245,616.46, 1,868,424.71 and 298,987.18

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Solution

The fourth proportional to 1,245,616.46, 1,868,424.71 and 298,987.18 is: 448,480.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,616.46 : 1,868,424.71 = 298,987.18 : x
  2. Step 2: Convert to fraction form
    1,245,616.46/1,868,424.71 = 298,987.18/x
  3. Step 3: Cross multiply
    1,245,616.46x = 1,868,424.71 × 298,987.18
  4. Step 4: Simplify right side
    1,245,616.46x = 558,635,035,085.22
  5. Step 5: Solve for x
    x = 558,635,035,085.22/1,245,616.46
  6. Step 6: Final answer
    x = 448,480.77

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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.