Home / 549,865.41-824,926.91-170,766.78

Finding the Fourth Proportional to 549,865.41, 824,926.91 and 170,766.78

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Solution

The fourth proportional to 549,865.41, 824,926.91 and 170,766.78 is: 256,190.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,865.41 : 824,926.91 = 170,766.78 : x
  2. Step 2: Convert to fraction form
    549,865.41/824,926.91 = 170,766.78/x
  3. Step 3: Cross multiply
    549,865.41x = 824,926.91 × 170,766.78
  4. Step 4: Simplify right side
    549,865.41x = 140,870,111,302.22
  5. Step 5: Solve for x
    x = 140,870,111,302.22/549,865.41
  6. Step 6: Final answer
    x = 256,190.17

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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.