Home / 816,467.24-1,126,763.25-453,897.16

Finding the Fourth Proportional to 816,467.24, 1,126,763.25 and 453,897.16

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Solution

The fourth proportional to 816,467.24, 1,126,763.25 and 453,897.16 is: 626,399.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,467.24 : 1,126,763.25 = 453,897.16 : x
  2. Step 2: Convert to fraction form
    816,467.24/1,126,763.25 = 453,897.16/x
  3. Step 3: Cross multiply
    816,467.24x = 1,126,763.25 × 453,897.16
  4. Step 4: Simplify right side
    816,467.24x = 511,434,636,350.46
  5. Step 5: Solve for x
    x = 511,434,636,350.46/816,467.24
  6. Step 6: Final answer
    x = 626,399.46

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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.