Home / 464,831.36-641,468.60-258,100.19

Finding the Fourth Proportional to 464,831.36, 641,468.60 and 258,100.19

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Solution

The fourth proportional to 464,831.36, 641,468.60 and 258,100.19 is: 356,179.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,831.36 : 641,468.60 = 258,100.19 : x
  2. Step 2: Convert to fraction form
    464,831.36/641,468.60 = 258,100.19/x
  3. Step 3: Cross multiply
    464,831.36x = 641,468.60 × 258,100.19
  4. Step 4: Simplify right side
    464,831.36x = 165,563,169,787.96
  5. Step 5: Solve for x
    x = 165,563,169,787.96/464,831.36
  6. Step 6: Final answer
    x = 356,179.01

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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.