Home / 355,405.10-532,232.85-236,432.30

Finding the Fourth Proportional to 355,405.10, 532,232.85 and 236,432.30

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Solution

The fourth proportional to 355,405.10, 532,232.85 and 236,432.30 is: 354,066.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,405.10 : 532,232.85 = 236,432.30 : x
  2. Step 2: Convert to fraction form
    355,405.10/532,232.85 = 236,432.30/x
  3. Step 3: Cross multiply
    355,405.10x = 532,232.85 × 236,432.30
  4. Step 4: Simplify right side
    355,405.10x = 125,837,036,861.06
  5. Step 5: Solve for x
    x = 125,837,036,861.06/355,405.10
  6. Step 6: Final answer
    x = 354,066.49

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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.