Home / 1,004,810.13-1,507,451.72-330,945.21

Finding the Fourth Proportional to 1,004,810.13, 1,507,451.72 and 330,945.21

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Solution

The fourth proportional to 1,004,810.13, 1,507,451.72 and 330,945.21 is: 496,495.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,810.13 : 1,507,451.72 = 330,945.21 : x
  2. Step 2: Convert to fraction form
    1,004,810.13/1,507,451.72 = 330,945.21/x
  3. Step 3: Cross multiply
    1,004,810.13x = 1,507,451.72 × 330,945.21
  4. Step 4: Simplify right side
    1,004,810.13x = 498,883,924,385.54
  5. Step 5: Solve for x
    x = 498,883,924,385.54/1,004,810.13
  6. Step 6: Final answer
    x = 496,495.72

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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.