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Finding the Fourth Proportional to 501,894.36, 752,177.04 and 368,148.40

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Solution

The fourth proportional to 501,894.36, 752,177.04 and 368,148.40 is: 551,735.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,894.36 : 752,177.04 = 368,148.40 : x
  2. Step 2: Convert to fraction form
    501,894.36/752,177.04 = 368,148.40/x
  3. Step 3: Cross multiply
    501,894.36x = 752,177.04 × 368,148.40
  4. Step 4: Simplify right side
    501,894.36x = 276,912,773,792.74
  5. Step 5: Solve for x
    x = 276,912,773,792.74/501,894.36
  6. Step 6: Final answer
    x = 551,735.18

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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.