Home / 718,152.48-1,077,222.24-274,920.48

Finding the Fourth Proportional to 718,152.48, 1,077,222.24 and 274,920.48

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Solution

The fourth proportional to 718,152.48, 1,077,222.24 and 274,920.48 is: 412,378.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,152.48 : 1,077,222.24 = 274,920.48 : x
  2. Step 2: Convert to fraction form
    718,152.48/1,077,222.24 = 274,920.48/x
  3. Step 3: Cross multiply
    718,152.48x = 1,077,222.24 × 274,920.48
  4. Step 4: Simplify right side
    718,152.48x = 296,150,455,287.48
  5. Step 5: Solve for x
    x = 296,150,455,287.48/718,152.48
  6. Step 6: Final answer
    x = 412,378.24

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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.