Home / 706,083.40-1,058,792.32-256,487.32

Finding the Fourth Proportional to 706,083.40, 1,058,792.32 and 256,487.32

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Solution

The fourth proportional to 706,083.40, 1,058,792.32 and 256,487.32 is: 384,610.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,083.40 : 1,058,792.32 = 256,487.32 : x
  2. Step 2: Convert to fraction form
    706,083.40/1,058,792.32 = 256,487.32/x
  3. Step 3: Cross multiply
    706,083.40x = 1,058,792.32 × 256,487.32
  4. Step 4: Simplify right side
    706,083.40x = 271,566,804,593.38
  5. Step 5: Solve for x
    x = 271,566,804,593.38/706,083.40
  6. Step 6: Final answer
    x = 384,610.10

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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.