Home / 304,829.64-457,539.68-147,168.80

Finding the Fourth Proportional to 304,829.64, 457,539.68 and 147,168.80

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Solution

The fourth proportional to 304,829.64, 457,539.68 and 147,168.80 is: 220,895.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,829.64 : 457,539.68 = 147,168.80 : x
  2. Step 2: Convert to fraction form
    304,829.64/457,539.68 = 147,168.80/x
  3. Step 3: Cross multiply
    304,829.64x = 457,539.68 × 147,168.80
  4. Step 4: Simplify right side
    304,829.64x = 67,335,565,657.98
  5. Step 5: Solve for x
    x = 67,335,565,657.98/304,829.64
  6. Step 6: Final answer
    x = 220,895.73

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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.