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Finding the Fourth Proportional to 592,856.95, 888,740.50 and 213,684.88

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Solution

The fourth proportional to 592,856.95, 888,740.50 and 213,684.88 is: 320,330.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,856.95 : 888,740.50 = 213,684.88 : x
  2. Step 2: Convert to fraction form
    592,856.95/888,740.50 = 213,684.88/x
  3. Step 3: Cross multiply
    592,856.95x = 888,740.50 × 213,684.88
  4. Step 4: Simplify right side
    592,856.95x = 189,910,407,093.64
  5. Step 5: Solve for x
    x = 189,910,407,093.64/592,856.95
  6. Step 6: Final answer
    x = 320,330.91

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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.