Home / 240,429.60-360,644.40-231,244.20

Finding the Fourth Proportional to 240,429.60, 360,644.40 and 231,244.20

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Solution

The fourth proportional to 240,429.60, 360,644.40 and 231,244.20 is: 346,866.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,429.60 : 360,644.40 = 231,244.20 : x
  2. Step 2: Convert to fraction form
    240,429.60/360,644.40 = 231,244.20/x
  3. Step 3: Cross multiply
    240,429.60x = 360,644.40 × 231,244.20
  4. Step 4: Simplify right side
    240,429.60x = 83,396,925,762.48
  5. Step 5: Solve for x
    x = 83,396,925,762.48/240,429.60
  6. Step 6: Final answer
    x = 346,866.30

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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.