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Finding the Fourth Proportional to 671,866.96, 927,176.38 and 370,060.96

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Solution

The fourth proportional to 671,866.96, 927,176.38 and 370,060.96 is: 510,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,866.96 : 927,176.38 = 370,060.96 : x
  2. Step 2: Convert to fraction form
    671,866.96/927,176.38 = 370,060.96/x
  3. Step 3: Cross multiply
    671,866.96x = 927,176.38 × 370,060.96
  4. Step 4: Simplify right side
    671,866.96x = 343,111,781,272.13
  5. Step 5: Solve for x
    x = 343,111,781,272.13/671,866.96
  6. Step 6: Final answer
    x = 510,684.11

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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.