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Finding the Fourth Proportional to 549,635.11, 824,530.91 and 170,588.59

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Solution

The fourth proportional to 549,635.11, 824,530.91 and 170,588.59 is: 255,907.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,635.11 : 824,530.91 = 170,588.59 : x
  2. Step 2: Convert to fraction form
    549,635.11/824,530.91 = 170,588.59/x
  3. Step 3: Cross multiply
    549,635.11x = 824,530.91 × 170,588.59
  4. Step 4: Simplify right side
    549,635.11x = 140,655,565,348.32
  5. Step 5: Solve for x
    x = 140,655,565,348.32/549,635.11
  6. Step 6: Final answer
    x = 255,907.17

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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.