Home / 911,619.80-1,367,430.72-237,700.54

Finding the Fourth Proportional to 911,619.80, 1,367,430.72 and 237,700.54

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Solution

The fourth proportional to 911,619.80, 1,367,430.72 and 237,700.54 is: 356,551.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,619.80 : 1,367,430.72 = 237,700.54 : x
  2. Step 2: Convert to fraction form
    911,619.80/1,367,430.72 = 237,700.54/x
  3. Step 3: Cross multiply
    911,619.80x = 1,367,430.72 × 237,700.54
  4. Step 4: Simplify right side
    911,619.80x = 325,039,020,556.59
  5. Step 5: Solve for x
    x = 325,039,020,556.59/911,619.80
  6. Step 6: Final answer
    x = 356,551.08

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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.