Home / 682,726.83-941,630.61-437,734.98

Finding the Fourth Proportional to 682,726.83, 941,630.61 and 437,734.98

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Solution

The fourth proportional to 682,726.83, 941,630.61 and 437,734.98 is: 603,732.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,726.83 : 941,630.61 = 437,734.98 : x
  2. Step 2: Convert to fraction form
    682,726.83/941,630.61 = 437,734.98/x
  3. Step 3: Cross multiply
    682,726.83x = 941,630.61 × 437,734.98
  4. Step 4: Simplify right side
    682,726.83x = 412,184,656,235.74
  5. Step 5: Solve for x
    x = 412,184,656,235.74/682,726.83
  6. Step 6: Final answer
    x = 603,732.91

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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.