Home / 962,003.51-1,328,349.60-618,010.28

Finding the Fourth Proportional to 962,003.51, 1,328,349.60 and 618,010.28

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Solution

The fourth proportional to 962,003.51, 1,328,349.60 and 618,010.28 is: 853,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,003.51 : 1,328,349.60 = 618,010.28 : x
  2. Step 2: Convert to fraction form
    962,003.51/1,328,349.60 = 618,010.28/x
  3. Step 3: Cross multiply
    962,003.51x = 1,328,349.60 × 618,010.28
  4. Step 4: Simplify right side
    962,003.51x = 820,933,708,233.89
  5. Step 5: Solve for x
    x = 820,933,708,233.89/962,003.51
  6. Step 6: Final answer
    x = 853,358.33

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1.5x scale

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.