Home / 288,026.10-397,412.42-167,097.36

Finding the Fourth Proportional to 288,026.10, 397,412.42 and 167,097.36

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Solution

The fourth proportional to 288,026.10, 397,412.42 and 167,097.36 is: 230,557.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,026.10 : 397,412.42 = 167,097.36 : x
  2. Step 2: Convert to fraction form
    288,026.10/397,412.42 = 167,097.36/x
  3. Step 3: Cross multiply
    288,026.10x = 397,412.42 × 167,097.36
  4. Step 4: Simplify right side
    288,026.10x = 66,406,566,213.21
  5. Step 5: Solve for x
    x = 66,406,566,213.21/288,026.10
  6. Step 6: Final answer
    x = 230,557.46

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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.