Home / 1,003,318.05-1,504,977.09-470,892.90

Finding the Fourth Proportional to 1,003,318.05, 1,504,977.09 and 470,892.90

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Solution

The fourth proportional to 1,003,318.05, 1,504,977.09 and 470,892.90 is: 706,339.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,318.05 : 1,504,977.09 = 470,892.90 : x
  2. Step 2: Convert to fraction form
    1,003,318.05/1,504,977.09 = 470,892.90/x
  3. Step 3: Cross multiply
    1,003,318.05x = 1,504,977.09 × 470,892.90
  4. Step 4: Simplify right side
    1,003,318.05x = 708,683,026,343.66
  5. Step 5: Solve for x
    x = 708,683,026,343.66/1,003,318.05
  6. Step 6: Final answer
    x = 706,339.36

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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.