Home / 331,804.24-497,756.58-121,392.16

Finding the Fourth Proportional to 331,804.24, 497,756.58 and 121,392.16

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Solution

The fourth proportional to 331,804.24, 497,756.58 and 121,392.16 is: 182,106.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,804.24 : 497,756.58 = 121,392.16 : x
  2. Step 2: Convert to fraction form
    331,804.24/497,756.58 = 121,392.16/x
  3. Step 3: Cross multiply
    331,804.24x = 497,756.58 × 121,392.16
  4. Step 4: Simplify right side
    331,804.24x = 60,423,746,400.41
  5. Step 5: Solve for x
    x = 60,423,746,400.41/331,804.24
  6. Step 6: Final answer
    x = 182,106.61

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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.