Home / 352,827.08-486,904.80-191,683.40

Finding the Fourth Proportional to 352,827.08, 486,904.80 and 191,683.40

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Solution

The fourth proportional to 352,827.08, 486,904.80 and 191,683.40 is: 264,524.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,827.08 : 486,904.80 = 191,683.40 : x
  2. Step 2: Convert to fraction form
    352,827.08/486,904.80 = 191,683.40/x
  3. Step 3: Cross multiply
    352,827.08x = 486,904.80 × 191,683.40
  4. Step 4: Simplify right side
    352,827.08x = 93,331,567,540.32
  5. Step 5: Solve for x
    x = 93,331,567,540.32/352,827.08
  6. Step 6: Final answer
    x = 264,524.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.