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Finding the Fourth Proportional to 532,055.10, 798,082.65 and 252,119.10

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Solution

The fourth proportional to 532,055.10, 798,082.65 and 252,119.10 is: 378,178.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,055.10 : 798,082.65 = 252,119.10 : x
  2. Step 2: Convert to fraction form
    532,055.10/798,082.65 = 252,119.10/x
  3. Step 3: Cross multiply
    532,055.10x = 798,082.65 × 252,119.10
  4. Step 4: Simplify right side
    532,055.10x = 201,211,879,443.62
  5. Step 5: Solve for x
    x = 201,211,879,443.62/532,055.10
  6. Step 6: Final answer
    x = 378,178.65

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Double scale
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Similar ratio
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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.