Home / 709,951.96-1,065,441.78-277,733.18

Finding the Fourth Proportional to 709,951.96, 1,065,441.78 and 277,733.18

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Solution

The fourth proportional to 709,951.96, 1,065,441.78 and 277,733.18 is: 416,800.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,951.96 : 1,065,441.78 = 277,733.18 : x
  2. Step 2: Convert to fraction form
    709,951.96/1,065,441.78 = 277,733.18/x
  3. Step 3: Cross multiply
    709,951.96x = 1,065,441.78 × 277,733.18
  4. Step 4: Simplify right side
    709,951.96x = 295,908,533,664.26
  5. Step 5: Solve for x
    x = 295,908,533,664.26/709,951.96
  6. Step 6: Final answer
    x = 416,800.78

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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.