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Finding the Fourth Proportional to 650,253.12, 975,794.40 and 276,276.24

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Solution

The fourth proportional to 650,253.12, 975,794.40 and 276,276.24 is: 414,590.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,253.12 : 975,794.40 = 276,276.24 : x
  2. Step 2: Convert to fraction form
    650,253.12/975,794.40 = 276,276.24/x
  3. Step 3: Cross multiply
    650,253.12x = 975,794.40 × 276,276.24
  4. Step 4: Simplify right side
    650,253.12x = 269,588,807,845.06
  5. Step 5: Solve for x
    x = 269,588,807,845.06/650,253.12
  6. Step 6: Final answer
    x = 414,590.56

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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.