Home / 479,746.14-662,039.37-261,950.10

Finding the Fourth Proportional to 479,746.14, 662,039.37 and 261,950.10

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Solution

The fourth proportional to 479,746.14, 662,039.37 and 261,950.10 is: 361,485.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,746.14 : 662,039.37 = 261,950.10 : x
  2. Step 2: Convert to fraction form
    479,746.14/662,039.37 = 261,950.10/x
  3. Step 3: Cross multiply
    479,746.14x = 662,039.37 × 261,950.10
  4. Step 4: Simplify right side
    479,746.14x = 173,421,279,175.44
  5. Step 5: Solve for x
    x = 173,421,279,175.44/479,746.14
  6. Step 6: Final answer
    x = 361,485.51

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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.