Home / 843,054.03-1,163,552.31-626,699.79

Finding the Fourth Proportional to 843,054.03, 1,163,552.31 and 626,699.79

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Solution

The fourth proportional to 843,054.03, 1,163,552.31 and 626,699.79 is: 864,948.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,054.03 : 1,163,552.31 = 626,699.79 : x
  2. Step 2: Convert to fraction form
    843,054.03/1,163,552.31 = 626,699.79/x
  3. Step 3: Cross multiply
    843,054.03x = 1,163,552.31 × 626,699.79
  4. Step 4: Simplify right side
    843,054.03x = 729,197,988,331.02
  5. Step 5: Solve for x
    x = 729,197,988,331.02/843,054.03
  6. Step 6: Final answer
    x = 864,948.11

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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.