Home / 1,440.92-2,161.38-467.07

Finding the Fourth Proportional to 1,440.92, 2,161.38 and 467.07

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Solution

The fourth proportional to 1,440.92, 2,161.38 and 467.07 is: 700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440.92 : 2,161.38 = 467.07 : x
  2. Step 2: Convert to fraction form
    1,440.92/2,161.38 = 467.07/x
  3. Step 3: Cross multiply
    1,440.92x = 2,161.38 × 467.07
  4. Step 4: Simplify right side
    1,440.92x = 1,009,509.40
  5. Step 5: Solve for x
    x = 1,009,509.40/1,440.92
  6. Step 6: Final answer
    x = 700.60

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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.