Home / 262,640.07-362,359.17-155,246.22

Finding the Fourth Proportional to 262,640.07, 362,359.17 and 155,246.22

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Solution

The fourth proportional to 262,640.07, 362,359.17 and 155,246.22 is: 214,190.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,640.07 : 362,359.17 = 155,246.22 : x
  2. Step 2: Convert to fraction form
    262,640.07/362,359.17 = 155,246.22/x
  3. Step 3: Cross multiply
    262,640.07x = 362,359.17 × 155,246.22
  4. Step 4: Simplify right side
    262,640.07x = 56,254,891,424.84
  5. Step 5: Solve for x
    x = 56,254,891,424.84/262,640.07
  6. Step 6: Final answer
    x = 214,190.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.