Home / 668,532.80-1,001,924.40-268,846.40

Finding the Fourth Proportional to 668,532.80, 1,001,924.40 and 268,846.40

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Solution

The fourth proportional to 668,532.80, 1,001,924.40 and 268,846.40 is: 402,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,532.80 : 1,001,924.40 = 268,846.40 : x
  2. Step 2: Convert to fraction form
    668,532.80/1,001,924.40 = 268,846.40/x
  3. Step 3: Cross multiply
    668,532.80x = 1,001,924.40 × 268,846.40
  4. Step 4: Simplify right side
    668,532.80x = 269,363,768,012.16
  5. Step 5: Solve for x
    x = 269,363,768,012.16/668,532.80
  6. Step 6: Final answer
    x = 402,917.80

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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.