Home / 288,157.15-397,287.14-236,283.11

Finding the Fourth Proportional to 288,157.15, 397,287.14 and 236,283.11

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Solution

The fourth proportional to 288,157.15, 397,287.14 and 236,283.11 is: 325,767.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,157.15 : 397,287.14 = 236,283.11 : x
  2. Step 2: Convert to fraction form
    288,157.15/397,287.14 = 236,283.11/x
  3. Step 3: Cross multiply
    288,157.15x = 397,287.14 × 236,283.11
  4. Step 4: Simplify right side
    288,157.15x = 93,872,240,874.79
  5. Step 5: Solve for x
    x = 93,872,240,874.79/288,157.15
  6. Step 6: Final answer
    x = 325,767.52

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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.