Home / 304,019.08-456,128.46-146,226.76

Finding the Fourth Proportional to 304,019.08, 456,128.46 and 146,226.76

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Solution

The fourth proportional to 304,019.08, 456,128.46 and 146,226.76 is: 219,388.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,019.08 : 456,128.46 = 146,226.76 : x
  2. Step 2: Convert to fraction form
    304,019.08/456,128.46 = 146,226.76/x
  3. Step 3: Cross multiply
    304,019.08x = 456,128.46 × 146,226.76
  4. Step 4: Simplify right side
    304,019.08x = 66,698,186,849.59
  5. Step 5: Solve for x
    x = 66,698,186,849.59/304,019.08
  6. Step 6: Final answer
    x = 219,388.16

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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.