Home / 483,148.29-666,746.73-268,287.69

Finding the Fourth Proportional to 483,148.29, 666,746.73 and 268,287.69

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Solution

The fourth proportional to 483,148.29, 666,746.73 and 268,287.69 is: 370,238.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,148.29 : 666,746.73 = 268,287.69 : x
  2. Step 2: Convert to fraction form
    483,148.29/666,746.73 = 268,287.69/x
  3. Step 3: Cross multiply
    483,148.29x = 666,746.73 × 268,287.69
  4. Step 4: Simplify right side
    483,148.29x = 178,879,940,006.75
  5. Step 5: Solve for x
    x = 178,879,940,006.75/483,148.29
  6. Step 6: Final answer
    x = 370,238.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.