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Finding the Fourth Proportional to 334,403.36, 501,603.32 and 118,422.32

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Solution

The fourth proportional to 334,403.36, 501,603.32 and 118,422.32 is: 177,632.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,403.36 : 501,603.32 = 118,422.32 : x
  2. Step 2: Convert to fraction form
    334,403.36/501,603.32 = 118,422.32/x
  3. Step 3: Cross multiply
    334,403.36x = 501,603.32 × 118,422.32
  4. Step 4: Simplify right side
    334,403.36x = 59,401,028,874.10
  5. Step 5: Solve for x
    x = 59,401,028,874.10/334,403.36
  6. Step 6: Final answer
    x = 177,632.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.