Home / 334,333.28-501,498.18-81,615.12

Finding the Fourth Proportional to 334,333.28, 501,498.18 and 81,615.12

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Solution

The fourth proportional to 334,333.28, 501,498.18 and 81,615.12 is: 122,422.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,333.28 : 501,498.18 = 81,615.12 : x
  2. Step 2: Convert to fraction form
    334,333.28/501,498.18 = 81,615.12/x
  3. Step 3: Cross multiply
    334,333.28x = 501,498.18 × 81,615.12
  4. Step 4: Simplify right side
    334,333.28x = 40,929,834,140.48
  5. Step 5: Solve for x
    x = 40,929,834,140.48/334,333.28
  6. Step 6: Final answer
    x = 122,422.26

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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.