Home / 370,848.20-556,418.10-146,170.40

Finding the Fourth Proportional to 370,848.20, 556,418.10 and 146,170.40

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Solution

The fourth proportional to 370,848.20, 556,418.10 and 146,170.40 is: 219,313.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,848.20 : 556,418.10 = 146,170.40 : x
  2. Step 2: Convert to fraction form
    370,848.20/556,418.10 = 146,170.40/x
  3. Step 3: Cross multiply
    370,848.20x = 556,418.10 × 146,170.40
  4. Step 4: Simplify right side
    370,848.20x = 81,331,856,244.24
  5. Step 5: Solve for x
    x = 81,331,856,244.24/370,848.20
  6. Step 6: Final answer
    x = 219,313.07

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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.