Home / 843,373.35-1,265,058.47-274,753.77

Finding the Fourth Proportional to 843,373.35, 1,265,058.47 and 274,753.77

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Solution

The fourth proportional to 843,373.35, 1,265,058.47 and 274,753.77 is: 412,130.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,373.35 : 1,265,058.47 = 274,753.77 : x
  2. Step 2: Convert to fraction form
    843,373.35/1,265,058.47 = 274,753.77/x
  3. Step 3: Cross multiply
    843,373.35x = 1,265,058.47 × 274,753.77
  4. Step 4: Simplify right side
    843,373.35x = 347,579,582,529.16
  5. Step 5: Solve for x
    x = 347,579,582,529.16/843,373.35
  6. Step 6: Final answer
    x = 412,130.15

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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.