Home / 313,842.30-433,280.39-240,116.15

Finding the Fourth Proportional to 313,842.30, 433,280.39 and 240,116.15

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Solution

The fourth proportional to 313,842.30, 433,280.39 and 240,116.15 is: 331,496.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,842.30 : 433,280.39 = 240,116.15 : x
  2. Step 2: Convert to fraction form
    313,842.30/433,280.39 = 240,116.15/x
  3. Step 3: Cross multiply
    313,842.30x = 433,280.39 × 240,116.15
  4. Step 4: Simplify right side
    313,842.30x = 104,037,617,913.37
  5. Step 5: Solve for x
    x = 104,037,617,913.37/313,842.30
  6. Step 6: Final answer
    x = 331,496.48

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1.5x scale

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.