Home / 309,216.04-463,831.62-175,138.36

Finding the Fourth Proportional to 309,216.04, 463,831.62 and 175,138.36

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Solution

The fourth proportional to 309,216.04, 463,831.62 and 175,138.36 is: 262,711.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,216.04 : 463,831.62 = 175,138.36 : x
  2. Step 2: Convert to fraction form
    309,216.04/463,831.62 = 175,138.36/x
  3. Step 3: Cross multiply
    309,216.04x = 463,831.62 × 175,138.36
  4. Step 4: Simplify right side
    309,216.04x = 81,234,709,242.94
  5. Step 5: Solve for x
    x = 81,234,709,242.94/309,216.04
  6. Step 6: Final answer
    x = 262,711.82

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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.