Home / 899,306.32-1,346,542.28-685,053.68

Finding the Fourth Proportional to 899,306.32, 1,346,542.28 and 685,053.68

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Solution

The fourth proportional to 899,306.32, 1,346,542.28 and 685,053.68 is: 1,025,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,306.32 : 1,346,542.28 = 685,053.68 : x
  2. Step 2: Convert to fraction form
    899,306.32/1,346,542.28 = 685,053.68/x
  3. Step 3: Cross multiply
    899,306.32x = 1,346,542.28 × 685,053.68
  4. Step 4: Simplify right side
    899,306.32x = 922,453,744,189.59
  5. Step 5: Solve for x
    x = 922,453,744,189.59/899,306.32
  6. Step 6: Final answer
    x = 1,025,739.20

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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.