Home / 401,795.04-554,553.60-265,831.68

Finding the Fourth Proportional to 401,795.04, 554,553.60 and 265,831.68

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Solution

The fourth proportional to 401,795.04, 554,553.60 and 265,831.68 is: 366,898.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,795.04 : 554,553.60 = 265,831.68 : x
  2. Step 2: Convert to fraction form
    401,795.04/554,553.60 = 265,831.68/x
  3. Step 3: Cross multiply
    401,795.04x = 554,553.60 × 265,831.68
  4. Step 4: Simplify right side
    401,795.04x = 147,417,915,138.05
  5. Step 5: Solve for x
    x = 147,417,915,138.05/401,795.04
  6. Step 6: Final answer
    x = 366,898.30

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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.