Home / 931,662.96-1,285,740.51-523,893.18

Finding the Fourth Proportional to 931,662.96, 1,285,740.51 and 523,893.18

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Solution

The fourth proportional to 931,662.96, 1,285,740.51 and 523,893.18 is: 722,998.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,662.96 : 1,285,740.51 = 523,893.18 : x
  2. Step 2: Convert to fraction form
    931,662.96/1,285,740.51 = 523,893.18/x
  3. Step 3: Cross multiply
    931,662.96x = 1,285,740.51 × 523,893.18
  4. Step 4: Simplify right side
    931,662.96x = 673,590,684,438.72
  5. Step 5: Solve for x
    x = 673,590,684,438.72/931,662.96
  6. Step 6: Final answer
    x = 722,998.24

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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.