Home / 668,733.66-1,003,176.59-242,470.22

Finding the Fourth Proportional to 668,733.66, 1,003,176.59 and 242,470.22

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Solution

The fourth proportional to 668,733.66, 1,003,176.59 and 242,470.22 is: 363,732.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,733.66 : 1,003,176.59 = 242,470.22 : x
  2. Step 2: Convert to fraction form
    668,733.66/1,003,176.59 = 242,470.22/x
  3. Step 3: Cross multiply
    668,733.66x = 1,003,176.59 × 242,470.22
  4. Step 4: Simplify right side
    668,733.66x = 243,240,442,247.92
  5. Step 5: Solve for x
    x = 243,240,442,247.92/668,733.66
  6. Step 6: Final answer
    x = 363,732.91

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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.