Home / 441,358.20-662,037.30-145,870.20

Finding the Fourth Proportional to 441,358.20, 662,037.30 and 145,870.20

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Solution

The fourth proportional to 441,358.20, 662,037.30 and 145,870.20 is: 218,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,358.20 : 662,037.30 = 145,870.20 : x
  2. Step 2: Convert to fraction form
    441,358.20/662,037.30 = 145,870.20/x
  3. Step 3: Cross multiply
    441,358.20x = 662,037.30 × 145,870.20
  4. Step 4: Simplify right side
    441,358.20x = 96,571,513,358.46
  5. Step 5: Solve for x
    x = 96,571,513,358.46/441,358.20
  6. Step 6: Final answer
    x = 218,805.30

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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.