Home / 972,003.07-1,341,365.09-542,283.29

Finding the Fourth Proportional to 972,003.07, 1,341,365.09 and 542,283.29

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Solution

The fourth proportional to 972,003.07, 1,341,365.09 and 542,283.29 is: 748,351.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,003.07 : 1,341,365.09 = 542,283.29 : x
  2. Step 2: Convert to fraction form
    972,003.07/1,341,365.09 = 542,283.29/x
  3. Step 3: Cross multiply
    972,003.07x = 1,341,365.09 × 542,283.29
  4. Step 4: Simplify right side
    972,003.07x = 727,399,869,708.22
  5. Step 5: Solve for x
    x = 727,399,869,708.22/972,003.07
  6. Step 6: Final answer
    x = 748,351.41

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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.