Home / 446,392.49-616,026.09-242,447.40

Finding the Fourth Proportional to 446,392.49, 616,026.09 and 242,447.40

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Solution

The fourth proportional to 446,392.49, 616,026.09 and 242,447.40 is: 334,579.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,392.49 : 616,026.09 = 242,447.40 : x
  2. Step 2: Convert to fraction form
    446,392.49/616,026.09 = 242,447.40/x
  3. Step 3: Cross multiply
    446,392.49x = 616,026.09 × 242,447.40
  4. Step 4: Simplify right side
    446,392.49x = 149,353,919,560.30
  5. Step 5: Solve for x
    x = 149,353,919,560.30/446,392.49
  6. Step 6: Final answer
    x = 334,579.82

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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.