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Finding the Fourth Proportional to 544,944.12, 817,416.63 and 260,567.76

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Solution

The fourth proportional to 544,944.12, 817,416.63 and 260,567.76 is: 390,851.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,944.12 : 817,416.63 = 260,567.76 : x
  2. Step 2: Convert to fraction form
    544,944.12/817,416.63 = 260,567.76/x
  3. Step 3: Cross multiply
    544,944.12x = 817,416.63 × 260,567.76
  4. Step 4: Simplify right side
    544,944.12x = 212,992,420,265.85
  5. Step 5: Solve for x
    x = 212,992,420,265.85/544,944.12
  6. Step 6: Final answer
    x = 390,851.86

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Similar ratio
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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.