Home / 851,020.32-1,174,403.52-463,834.56

Finding the Fourth Proportional to 851,020.32, 1,174,403.52 and 463,834.56

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Solution

The fourth proportional to 851,020.32, 1,174,403.52 and 463,834.56 is: 640,089.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,020.32 : 1,174,403.52 = 463,834.56 : x
  2. Step 2: Convert to fraction form
    851,020.32/1,174,403.52 = 463,834.56/x
  3. Step 3: Cross multiply
    851,020.32x = 1,174,403.52 × 463,834.56
  4. Step 4: Simplify right side
    851,020.32x = 544,728,939,961.65
  5. Step 5: Solve for x
    x = 544,728,939,961.65/851,020.32
  6. Step 6: Final answer
    x = 640,089.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.