Home / 255,690.07-383,535.08-242,904.66

Finding the Fourth Proportional to 255,690.07, 383,535.08 and 242,904.66

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Solution

The fourth proportional to 255,690.07, 383,535.08 and 242,904.66 is: 364,356.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,690.07 : 383,535.08 = 242,904.66 : x
  2. Step 2: Convert to fraction form
    255,690.07/383,535.08 = 242,904.66/x
  3. Step 3: Cross multiply
    255,690.07x = 383,535.08 × 242,904.66
  4. Step 4: Simplify right side
    255,690.07x = 93,162,458,126.57
  5. Step 5: Solve for x
    x = 93,162,458,126.57/255,690.07
  6. Step 6: Final answer
    x = 364,356.97

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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.