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Finding the Fourth Proportional to 273,386.90, 410,080.35 and 202,528.10

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Solution

The fourth proportional to 273,386.90, 410,080.35 and 202,528.10 is: 303,792.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,386.90 : 410,080.35 = 202,528.10 : x
  2. Step 2: Convert to fraction form
    273,386.90/410,080.35 = 202,528.10/x
  3. Step 3: Cross multiply
    273,386.90x = 410,080.35 × 202,528.10
  4. Step 4: Simplify right side
    273,386.90x = 83,052,794,132.84
  5. Step 5: Solve for x
    x = 83,052,794,132.84/273,386.90
  6. Step 6: Final answer
    x = 303,792.15

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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.