Home / 467,831.58-645,570.36-263,817.06

Finding the Fourth Proportional to 467,831.58, 645,570.36 and 263,817.06

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Solution

The fourth proportional to 467,831.58, 645,570.36 and 263,817.06 is: 364,046.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,831.58 : 645,570.36 = 263,817.06 : x
  2. Step 2: Convert to fraction form
    467,831.58/645,570.36 = 263,817.06/x
  3. Step 3: Cross multiply
    467,831.58x = 645,570.36 × 263,817.06
  4. Step 4: Simplify right side
    467,831.58x = 170,312,474,398.34
  5. Step 5: Solve for x
    x = 170,312,474,398.34/467,831.58
  6. Step 6: Final answer
    x = 364,046.55

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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.