Home / 902,077.56-1,244,866.95-539,501.42

Finding the Fourth Proportional to 902,077.56, 1,244,866.95 and 539,501.42

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Solution

The fourth proportional to 902,077.56, 1,244,866.95 and 539,501.42 is: 744,511.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,077.56 : 1,244,866.95 = 539,501.42 : x
  2. Step 2: Convert to fraction form
    902,077.56/1,244,866.95 = 539,501.42/x
  3. Step 3: Cross multiply
    902,077.56x = 1,244,866.95 × 539,501.42
  4. Step 4: Simplify right side
    902,077.56x = 671,607,481,011.73
  5. Step 5: Solve for x
    x = 671,607,481,011.73/902,077.56
  6. Step 6: Final answer
    x = 744,511.90

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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.