Home / 355,332.20-532,998.30-236,359.40

Finding the Fourth Proportional to 355,332.20, 532,998.30 and 236,359.40

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Solution

The fourth proportional to 355,332.20, 532,998.30 and 236,359.40 is: 354,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,332.20 : 532,998.30 = 236,359.40 : x
  2. Step 2: Convert to fraction form
    355,332.20/532,998.30 = 236,359.40/x
  3. Step 3: Cross multiply
    355,332.20x = 532,998.30 × 236,359.40
  4. Step 4: Simplify right side
    355,332.20x = 125,979,158,389.02
  5. Step 5: Solve for x
    x = 125,979,158,389.02/355,332.20
  6. Step 6: Final answer
    x = 354,539.10

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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.