Home / 884,326.20-1,221,296.58-609,398.88

Finding the Fourth Proportional to 884,326.20, 1,221,296.58 and 609,398.88

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Solution

The fourth proportional to 884,326.20, 1,221,296.58 and 609,398.88 is: 841,608.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,326.20 : 1,221,296.58 = 609,398.88 : x
  2. Step 2: Convert to fraction form
    884,326.20/1,221,296.58 = 609,398.88/x
  3. Step 3: Cross multiply
    884,326.20x = 1,221,296.58 × 609,398.88
  4. Step 4: Simplify right side
    884,326.20x = 744,256,767,999.83
  5. Step 5: Solve for x
    x = 744,256,767,999.83/884,326.20
  6. Step 6: Final answer
    x = 841,608.86

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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.