Home / 446,598.20-616,306.25-242,649.92

Finding the Fourth Proportional to 446,598.20, 616,306.25 and 242,649.92

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Solution

The fourth proportional to 446,598.20, 616,306.25 and 242,649.92 is: 334,857.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,598.20 : 616,306.25 = 242,649.92 : x
  2. Step 2: Convert to fraction form
    446,598.20/616,306.25 = 242,649.92/x
  3. Step 3: Cross multiply
    446,598.20x = 616,306.25 × 242,649.92
  4. Step 4: Simplify right side
    446,598.20x = 149,546,662,258
  5. Step 5: Solve for x
    x = 149,546,662,258/446,598.20
  6. Step 6: Final answer
    x = 334,857.29

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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.