Home / 370,936.20-556,550.10-146,258.40

Finding the Fourth Proportional to 370,936.20, 556,550.10 and 146,258.40

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Solution

The fourth proportional to 370,936.20, 556,550.10 and 146,258.40 is: 219,445.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,936.20 : 556,550.10 = 146,258.40 : x
  2. Step 2: Convert to fraction form
    370,936.20/556,550.10 = 146,258.40/x
  3. Step 3: Cross multiply
    370,936.20x = 556,550.10 × 146,258.40
  4. Step 4: Simplify right side
    370,936.20x = 81,400,127,145.84
  5. Step 5: Solve for x
    x = 81,400,127,145.84/370,936.20
  6. Step 6: Final answer
    x = 219,445.09

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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.