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Finding the Fourth Proportional to 734,735.60, 1,102,038.60 and 202,209.20

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Solution

The fourth proportional to 734,735.60, 1,102,038.60 and 202,209.20 is: 303,295.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,735.60 : 1,102,038.60 = 202,209.20 : x
  2. Step 2: Convert to fraction form
    734,735.60/1,102,038.60 = 202,209.20/x
  3. Step 3: Cross multiply
    734,735.60x = 1,102,038.60 × 202,209.20
  4. Step 4: Simplify right side
    734,735.60x = 222,842,343,675.12
  5. Step 5: Solve for x
    x = 222,842,343,675.12/734,735.60
  6. Step 6: Final answer
    x = 303,295.97

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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.