Home / 720,947.24-1,081,482.36-188,467.41

Finding the Fourth Proportional to 720,947.24, 1,081,482.36 and 188,467.41

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Solution

The fourth proportional to 720,947.24, 1,081,482.36 and 188,467.41 is: 282,717.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,947.24 : 1,081,482.36 = 188,467.41 : x
  2. Step 2: Convert to fraction form
    720,947.24/1,081,482.36 = 188,467.41/x
  3. Step 3: Cross multiply
    720,947.24x = 1,081,482.36 × 188,467.41
  4. Step 4: Simplify right side
    720,947.24x = 203,824,179,349.89
  5. Step 5: Solve for x
    x = 203,824,179,349.89/720,947.24
  6. Step 6: Final answer
    x = 282,717.19

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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.