Home / 370,218.30-555,327.45-89,735.55

Finding the Fourth Proportional to 370,218.30, 555,327.45 and 89,735.55

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Solution

The fourth proportional to 370,218.30, 555,327.45 and 89,735.55 is: 134,603.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,218.30 : 555,327.45 = 89,735.55 : x
  2. Step 2: Convert to fraction form
    370,218.30/555,327.45 = 89,735.55/x
  3. Step 3: Cross multiply
    370,218.30x = 555,327.45 × 89,735.55
  4. Step 4: Simplify right side
    370,218.30x = 49,832,614,155.85
  5. Step 5: Solve for x
    x = 49,832,614,155.85/370,218.30
  6. Step 6: Final answer
    x = 134,603.33

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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.