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Finding the Fourth Proportional to 671,922.15, 927,252.64 and 370,116.15

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Solution

The fourth proportional to 671,922.15, 927,252.64 and 370,116.15 is: 510,760.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,922.15 : 927,252.64 = 370,116.15 : x
  2. Step 2: Convert to fraction form
    671,922.15/927,252.64 = 370,116.15/x
  3. Step 3: Cross multiply
    671,922.15x = 927,252.64 × 370,116.15
  4. Step 4: Simplify right side
    671,922.15x = 343,191,177,194.14
  5. Step 5: Solve for x
    x = 343,191,177,194.14/671,922.15
  6. Step 6: Final answer
    x = 510,760.33

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1.5x scale

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.