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Finding the Fourth Proportional to 288,233.94, 432,363.33 and 88,562.10

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Solution

The fourth proportional to 288,233.94, 432,363.33 and 88,562.10 is: 132,846.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,233.94 : 432,363.33 = 88,562.10 : x
  2. Step 2: Convert to fraction form
    288,233.94/432,363.33 = 88,562.10/x
  3. Step 3: Cross multiply
    288,233.94x = 432,363.33 × 88,562.10
  4. Step 4: Simplify right side
    288,233.94x = 38,291,004,467.79
  5. Step 5: Solve for x
    x = 38,291,004,467.79/288,233.94
  6. Step 6: Final answer
    x = 132,846.97

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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.