Home / 418,290.48-577,254.78-246,177.36

Finding the Fourth Proportional to 418,290.48, 577,254.78 and 246,177.36

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Solution

The fourth proportional to 418,290.48, 577,254.78 and 246,177.36 is: 339,732.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,290.48 : 577,254.78 = 246,177.36 : x
  2. Step 2: Convert to fraction form
    418,290.48/577,254.78 = 246,177.36/x
  3. Step 3: Cross multiply
    418,290.48x = 577,254.78 × 246,177.36
  4. Step 4: Simplify right side
    418,290.48x = 142,107,057,787.78
  5. Step 5: Solve for x
    x = 142,107,057,787.78/418,290.48
  6. Step 6: Final answer
    x = 339,732.95

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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.