Home / 814,762.60-1,223,310.30-460,468.60

Finding the Fourth Proportional to 814,762.60, 1,223,310.30 and 460,468.60

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Solution

The fourth proportional to 814,762.60, 1,223,310.30 and 460,468.60 is: 691,362.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,762.60 : 1,223,310.30 = 460,468.60 : x
  2. Step 2: Convert to fraction form
    814,762.60/1,223,310.30 = 460,468.60/x
  3. Step 3: Cross multiply
    814,762.60x = 1,223,310.30 × 460,468.60
  4. Step 4: Simplify right side
    814,762.60x = 563,295,981,206.58
  5. Step 5: Solve for x
    x = 563,295,981,206.58/814,762.60
  6. Step 6: Final answer
    x = 691,362.10

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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.