Home / 446,921.30-616,763.56-242,985.94

Finding the Fourth Proportional to 446,921.30, 616,763.56 and 242,985.94

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Solution

The fourth proportional to 446,921.30, 616,763.56 and 242,985.94 is: 335,327.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,921.30 : 616,763.56 = 242,985.94 : x
  2. Step 2: Convert to fraction form
    446,921.30/616,763.56 = 242,985.94/x
  3. Step 3: Cross multiply
    446,921.30x = 616,763.56 × 242,985.94
  4. Step 4: Simplify right side
    446,921.30x = 149,864,873,384.35
  5. Step 5: Solve for x
    x = 149,864,873,384.35/446,921.30
  6. Step 6: Final answer
    x = 335,327.21

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1.5x scale

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.