Home / 902,247.14-1,245,053.37-515,047.19

Finding the Fourth Proportional to 902,247.14, 1,245,053.37 and 515,047.19

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Solution

The fourth proportional to 902,247.14, 1,245,053.37 and 515,047.19 is: 710,737.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,247.14 : 1,245,053.37 = 515,047.19 : x
  2. Step 2: Convert to fraction form
    902,247.14/1,245,053.37 = 515,047.19/x
  3. Step 3: Cross multiply
    902,247.14x = 1,245,053.37 × 515,047.19
  4. Step 4: Simplify right side
    902,247.14x = 641,261,242,731.16
  5. Step 5: Solve for x
    x = 641,261,242,731.16/902,247.14
  6. Step 6: Final answer
    x = 710,737.91

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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.