Home / 235,007.80-352,084.02-209,813.56

Finding the Fourth Proportional to 235,007.80, 352,084.02 and 209,813.56

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Solution

The fourth proportional to 235,007.80, 352,084.02 and 209,813.56 is: 314,338.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,007.80 : 352,084.02 = 209,813.56 : x
  2. Step 2: Convert to fraction form
    235,007.80/352,084.02 = 209,813.56/x
  3. Step 3: Cross multiply
    235,007.80x = 352,084.02 × 209,813.56
  4. Step 4: Simplify right side
    235,007.80x = 73,872,001,655.31
  5. Step 5: Solve for x
    x = 73,872,001,655.31/235,007.80
  6. Step 6: Final answer
    x = 314,338.51

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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.