Home / 884,691.16-1,220,837.58-497,495.56

Finding the Fourth Proportional to 884,691.16, 1,220,837.58 and 497,495.56

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Solution

The fourth proportional to 884,691.16, 1,220,837.58 and 497,495.56 is: 686,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,691.16 : 1,220,837.58 = 497,495.56 : x
  2. Step 2: Convert to fraction form
    884,691.16/1,220,837.58 = 497,495.56/x
  3. Step 3: Cross multiply
    884,691.16x = 1,220,837.58 × 497,495.56
  4. Step 4: Simplify right side
    884,691.16x = 607,361,275,531.15
  5. Step 5: Solve for x
    x = 607,361,275,531.15/884,691.16
  6. Step 6: Final answer
    x = 686,523.50

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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.