Home / 442,356.24-610,530.12-261,055.20

Finding the Fourth Proportional to 442,356.24, 610,530.12 and 261,055.20

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Solution

The fourth proportional to 442,356.24, 610,530.12 and 261,055.20 is: 360,302.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,356.24 : 610,530.12 = 261,055.20 : x
  2. Step 2: Convert to fraction form
    442,356.24/610,530.12 = 261,055.20/x
  3. Step 3: Cross multiply
    442,356.24x = 610,530.12 × 261,055.20
  4. Step 4: Simplify right side
    442,356.24x = 159,382,062,582.62
  5. Step 5: Solve for x
    x = 159,382,062,582.62/442,356.24
  6. Step 6: Final answer
    x = 360,302.51

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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.