Home / 370,229.48-555,344.23-89,746.73

Finding the Fourth Proportional to 370,229.48, 555,344.23 and 89,746.73

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Solution

The fourth proportional to 370,229.48, 555,344.23 and 89,746.73 is: 134,620.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,229.48 : 555,344.23 = 89,746.73 : x
  2. Step 2: Convert to fraction form
    370,229.48/555,344.23 = 89,746.73/x
  3. Step 3: Cross multiply
    370,229.48x = 555,344.23 × 89,746.73
  4. Step 4: Simplify right side
    370,229.48x = 49,840,330,787.99
  5. Step 5: Solve for x
    x = 49,840,330,787.99/370,229.48
  6. Step 6: Final answer
    x = 134,620.10

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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.