Home / 812,535.98-1,219,270.66-634,543.34

Finding the Fourth Proportional to 812,535.98, 1,219,270.66 and 634,543.34

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Solution

The fourth proportional to 812,535.98, 1,219,270.66 and 634,543.34 is: 952,179.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,535.98 : 1,219,270.66 = 634,543.34 : x
  2. Step 2: Convert to fraction form
    812,535.98/1,219,270.66 = 634,543.34/x
  3. Step 3: Cross multiply
    812,535.98x = 1,219,270.66 × 634,543.34
  4. Step 4: Simplify right side
    812,535.98x = 773,680,069,277.69
  5. Step 5: Solve for x
    x = 773,680,069,277.69/812,535.98
  6. Step 6: Final answer
    x = 952,179.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.