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Finding the Fourth Proportional to 334,528.68, 501,891.46 and 134,746.22

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Solution

The fourth proportional to 334,528.68, 501,891.46 and 134,746.22 is: 202,158.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,528.68 : 501,891.46 = 134,746.22 : x
  2. Step 2: Convert to fraction form
    334,528.68/501,891.46 = 134,746.22/x
  3. Step 3: Cross multiply
    334,528.68x = 501,891.46 × 134,746.22
  4. Step 4: Simplify right side
    334,528.68x = 67,627,977,085.28
  5. Step 5: Solve for x
    x = 67,627,977,085.28/334,528.68
  6. Step 6: Final answer
    x = 202,158.98

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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.