Home / 884,428.41-1,220,543.88-502,519.89

Finding the Fourth Proportional to 884,428.41, 1,220,543.88 and 502,519.89

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Solution

The fourth proportional to 884,428.41, 1,220,543.88 and 502,519.89 is: 693,496.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,428.41 : 1,220,543.88 = 502,519.89 : x
  2. Step 2: Convert to fraction form
    884,428.41/1,220,543.88 = 502,519.89/x
  3. Step 3: Cross multiply
    884,428.41x = 1,220,543.88 × 502,519.89
  4. Step 4: Simplify right side
    884,428.41x = 613,347,576,317.77
  5. Step 5: Solve for x
    x = 613,347,576,317.77/884,428.41
  6. Step 6: Final answer
    x = 693,496.01

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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.