Home / 374,982.16-517,395.36-222,068.38

Finding the Fourth Proportional to 374,982.16, 517,395.36 and 222,068.38

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Solution

The fourth proportional to 374,982.16, 517,395.36 and 222,068.38 is: 306,406.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,982.16 : 517,395.36 = 222,068.38 : x
  2. Step 2: Convert to fraction form
    374,982.16/517,395.36 = 222,068.38/x
  3. Step 3: Cross multiply
    374,982.16x = 517,395.36 × 222,068.38
  4. Step 4: Simplify right side
    374,982.16x = 114,897,149,414.72
  5. Step 5: Solve for x
    x = 114,897,149,414.72/374,982.16
  6. Step 6: Final answer
    x = 306,406.98

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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.