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Finding the Fourth Proportional to 363,338.83, 501,088.53 and 254,387.35

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Solution

The fourth proportional to 363,338.83, 501,088.53 and 254,387.35 is: 350,831.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,338.83 : 501,088.53 = 254,387.35 : x
  2. Step 2: Convert to fraction form
    363,338.83/501,088.53 = 254,387.35/x
  3. Step 3: Cross multiply
    363,338.83x = 501,088.53 × 254,387.35
  4. Step 4: Simplify right side
    363,338.83x = 127,470,583,262.10
  5. Step 5: Solve for x
    x = 127,470,583,262.10/363,338.83
  6. Step 6: Final answer
    x = 350,831.16

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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.