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Finding the Fourth Proportional to 370,332.54, 555,500.49 and 89,849.58

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Solution

The fourth proportional to 370,332.54, 555,500.49 and 89,849.58 is: 134,774.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,332.54 : 555,500.49 = 89,849.58 : x
  2. Step 2: Convert to fraction form
    370,332.54/555,500.49 = 89,849.58/x
  3. Step 3: Cross multiply
    370,332.54x = 555,500.49 × 89,849.58
  4. Step 4: Simplify right side
    370,332.54x = 49,911,485,716.29
  5. Step 5: Solve for x
    x = 49,911,485,716.29/370,332.54
  6. Step 6: Final answer
    x = 134,774.78

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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.