Home / 334,335.45-501,501.43-81,617.28

Finding the Fourth Proportional to 334,335.45, 501,501.43 and 81,617.28

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Solution

The fourth proportional to 334,335.45, 501,501.43 and 81,617.28 is: 122,425.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,335.45 : 501,501.43 = 81,617.28 : x
  2. Step 2: Convert to fraction form
    334,335.45/501,501.43 = 81,617.28/x
  3. Step 3: Cross multiply
    334,335.45x = 501,501.43 × 81,617.28
  4. Step 4: Simplify right side
    334,335.45x = 40,931,180,854.10
  5. Step 5: Solve for x
    x = 40,931,180,854.10/334,335.45
  6. Step 6: Final answer
    x = 122,425.49

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