Home / 1,403,346.80-2,105,053.04-456,791.33

Finding the Fourth Proportional to 1,403,346.80, 2,105,053.04 and 456,791.33

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Solution

The fourth proportional to 1,403,346.80, 2,105,053.04 and 456,791.33 is: 685,197.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,346.80 : 2,105,053.04 = 456,791.33 : x
  2. Step 2: Convert to fraction form
    1,403,346.80/2,105,053.04 = 456,791.33/x
  3. Step 3: Cross multiply
    1,403,346.80x = 2,105,053.04 × 456,791.33
  4. Step 4: Simplify right side
    1,403,346.80x = 961,569,984,266.75
  5. Step 5: Solve for x
    x = 961,569,984,266.75/1,403,346.80
  6. Step 6: Final answer
    x = 685,197.69

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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.