Home / 884,614.59-1,220,761.77-502,641.41

Finding the Fourth Proportional to 884,614.59, 1,220,761.77 and 502,641.41

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Solution

The fourth proportional to 884,614.59, 1,220,761.77 and 502,641.41 is: 693,641.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,614.59 : 1,220,761.77 = 502,641.41 : x
  2. Step 2: Convert to fraction form
    884,614.59/1,220,761.77 = 502,641.41/x
  3. Step 3: Cross multiply
    884,614.59x = 1,220,761.77 × 502,641.41
  4. Step 4: Simplify right side
    884,614.59x = 613,605,411,243.09
  5. Step 5: Solve for x
    x = 613,605,411,243.09/884,614.59
  6. Step 6: Final answer
    x = 693,641.52

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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.