Home / 262,680.42-362,498.67-155,289.18

Finding the Fourth Proportional to 262,680.42, 362,498.67 and 155,289.18

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Solution

The fourth proportional to 262,680.42, 362,498.67 and 155,289.18 is: 214,298.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,680.42 : 362,498.67 = 155,289.18 : x
  2. Step 2: Convert to fraction form
    262,680.42/362,498.67 = 155,289.18/x
  3. Step 3: Cross multiply
    262,680.42x = 362,498.67 × 155,289.18
  4. Step 4: Simplify right side
    262,680.42x = 56,292,121,215.39
  5. Step 5: Solve for x
    x = 56,292,121,215.39/262,680.42
  6. Step 6: Final answer
    x = 214,298.89

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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.