Home / 852,487.47-1,176,875.54-622,786.86

Finding the Fourth Proportional to 852,487.47, 1,176,875.54 and 622,786.86

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Solution

The fourth proportional to 852,487.47, 1,176,875.54 and 622,786.86 is: 859,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,487.47 : 1,176,875.54 = 622,786.86 : x
  2. Step 2: Convert to fraction form
    852,487.47/1,176,875.54 = 622,786.86/x
  3. Step 3: Cross multiply
    852,487.47x = 1,176,875.54 × 622,786.86
  4. Step 4: Simplify right side
    852,487.47x = 732,942,619,053.47
  5. Step 5: Solve for x
    x = 732,942,619,053.47/852,487.47
  6. Step 6: Final answer
    x = 859,769.37

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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.