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Finding the Fourth Proportional to 798,360.87, 1,101,573.51 and 458,763.51

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Solution

The fourth proportional to 798,360.87, 1,101,573.51 and 458,763.51 is: 632,999.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,360.87 : 1,101,573.51 = 458,763.51 : x
  2. Step 2: Convert to fraction form
    798,360.87/1,101,573.51 = 458,763.51/x
  3. Step 3: Cross multiply
    798,360.87x = 1,101,573.51 × 458,763.51
  4. Step 4: Simplify right side
    798,360.87x = 505,361,729,970.62
  5. Step 5: Solve for x
    x = 505,361,729,970.62/798,360.87
  6. Step 6: Final answer
    x = 632,999.12

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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.