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Finding the Fourth Proportional to 317,268.30, 474,967.44 and 277,902.30

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Solution

The fourth proportional to 317,268.30, 474,967.44 and 277,902.30 is: 416,034.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,268.30 : 474,967.44 = 277,902.30 : x
  2. Step 2: Convert to fraction form
    317,268.30/474,967.44 = 277,902.30/x
  3. Step 3: Cross multiply
    317,268.30x = 474,967.44 × 277,902.30
  4. Step 4: Simplify right side
    317,268.30x = 131,994,544,001.11
  5. Step 5: Solve for x
    x = 131,994,544,001.11/317,268.30
  6. Step 6: Final answer
    x = 416,034.45

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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.