Home / 836,365.87-1,254,549.77-229,159.35

Finding the Fourth Proportional to 836,365.87, 1,254,549.77 and 229,159.35

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Solution

The fourth proportional to 836,365.87, 1,254,549.77 and 229,159.35 is: 343,739.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,365.87 : 1,254,549.77 = 229,159.35 : x
  2. Step 2: Convert to fraction form
    836,365.87/1,254,549.77 = 229,159.35/x
  3. Step 3: Cross multiply
    836,365.87x = 1,254,549.77 × 229,159.35
  4. Step 4: Simplify right side
    836,365.87x = 287,491,809,835.85
  5. Step 5: Solve for x
    x = 287,491,809,835.85/836,365.87
  6. Step 6: Final answer
    x = 343,739.29

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1.5x scale

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.