Home / 755,641.60-1,133,197.80-223,021.60

Finding the Fourth Proportional to 755,641.60, 1,133,197.80 and 223,021.60

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Solution

The fourth proportional to 755,641.60, 1,133,197.80 and 223,021.60 is: 334,454.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,641.60 : 1,133,197.80 = 223,021.60 : x
  2. Step 2: Convert to fraction form
    755,641.60/1,133,197.80 = 223,021.60/x
  3. Step 3: Cross multiply
    755,641.60x = 1,133,197.80 × 223,021.60
  4. Step 4: Simplify right side
    755,641.60x = 252,727,586,472.48
  5. Step 5: Solve for x
    x = 252,727,586,472.48/755,641.60
  6. Step 6: Final answer
    x = 334,454.31

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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.