Home / 264,002.20-395,711.70-145,758.40

Finding the Fourth Proportional to 264,002.20, 395,711.70 and 145,758.40

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Solution

The fourth proportional to 264,002.20, 395,711.70 and 145,758.40 is: 218,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,002.20 : 395,711.70 = 145,758.40 : x
  2. Step 2: Convert to fraction form
    264,002.20/395,711.70 = 145,758.40/x
  3. Step 3: Cross multiply
    264,002.20x = 395,711.70 × 145,758.40
  4. Step 4: Simplify right side
    264,002.20x = 57,678,304,253.28
  5. Step 5: Solve for x
    x = 57,678,304,253.28/264,002.20
  6. Step 6: Final answer
    x = 218,476.60

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1.5x scale

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.