Home / 355,401.10-532,226.85-236,428.30

Finding the Fourth Proportional to 355,401.10, 532,226.85 and 236,428.30

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Solution

The fourth proportional to 355,401.10, 532,226.85 and 236,428.30 is: 354,060.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,401.10 : 532,226.85 = 236,428.30 : x
  2. Step 2: Convert to fraction form
    355,401.10/532,226.85 = 236,428.30/x
  3. Step 3: Cross multiply
    355,401.10x = 532,226.85 × 236,428.30
  4. Step 4: Simplify right side
    355,401.10x = 125,833,489,359.86
  5. Step 5: Solve for x
    x = 125,833,489,359.86/355,401.10
  6. Step 6: Final answer
    x = 354,060.49

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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.