Home / 334,842.40-501,826.20-134,999.20

Finding the Fourth Proportional to 334,842.40, 501,826.20 and 134,999.20

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Solution

The fourth proportional to 334,842.40, 501,826.20 and 134,999.20 is: 202,322.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,842.40 : 501,826.20 = 134,999.20 : x
  2. Step 2: Convert to fraction form
    334,842.40/501,826.20 = 134,999.20/x
  3. Step 3: Cross multiply
    334,842.40x = 501,826.20 × 134,999.20
  4. Step 4: Simplify right side
    334,842.40x = 67,746,135,539.04
  5. Step 5: Solve for x
    x = 67,746,135,539.04/334,842.40
  6. Step 6: Final answer
    x = 202,322.45

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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.