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Finding the Fourth Proportional to 235,209.60, 352,404.80 and 152,060.80

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Solution

The fourth proportional to 235,209.60, 352,404.80 and 152,060.80 is: 227,826.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,209.60 : 352,404.80 = 152,060.80 : x
  2. Step 2: Convert to fraction form
    235,209.60/352,404.80 = 152,060.80/x
  3. Step 3: Cross multiply
    235,209.60x = 352,404.80 × 152,060.80
  4. Step 4: Simplify right side
    235,209.60x = 53,586,955,811.84
  5. Step 5: Solve for x
    x = 53,586,955,811.84/235,209.60
  6. Step 6: Final answer
    x = 227,826.40

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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.