Home / 669,165.36-1,003,887.07-304,253.05

Finding the Fourth Proportional to 669,165.36, 1,003,887.07 and 304,253.05

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Solution

The fourth proportional to 669,165.36, 1,003,887.07 and 304,253.05 is: 456,442.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,165.36 : 1,003,887.07 = 304,253.05 : x
  2. Step 2: Convert to fraction form
    669,165.36/1,003,887.07 = 304,253.05/x
  3. Step 3: Cross multiply
    669,165.36x = 1,003,887.07 × 304,253.05
  4. Step 4: Simplify right side
    669,165.36x = 305,435,706,889.27
  5. Step 5: Solve for x
    x = 305,435,706,889.27/669,165.36
  6. Step 6: Final answer
    x = 456,442.80

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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.