Home / 752,993.08-1,129,158.04-353,747.32

Finding the Fourth Proportional to 752,993.08, 1,129,158.04 and 353,747.32

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Solution

The fourth proportional to 752,993.08, 1,129,158.04 and 353,747.32 is: 530,465.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,993.08 : 1,129,158.04 = 353,747.32 : x
  2. Step 2: Convert to fraction form
    752,993.08/1,129,158.04 = 353,747.32/x
  3. Step 3: Cross multiply
    752,993.08x = 1,129,158.04 × 353,747.32
  4. Step 4: Simplify right side
    752,993.08x = 399,436,630,506.45
  5. Step 5: Solve for x
    x = 399,436,630,506.45/752,993.08
  6. Step 6: Final answer
    x = 530,465.21

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Double scale
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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.