Home / 914,481.60-1,261,970.94-506,582.22

Finding the Fourth Proportional to 914,481.60, 1,261,970.94 and 506,582.22

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Solution

The fourth proportional to 914,481.60, 1,261,970.94 and 506,582.22 is: 699,075.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,481.60 : 1,261,970.94 = 506,582.22 : x
  2. Step 2: Convert to fraction form
    914,481.60/1,261,970.94 = 506,582.22/x
  3. Step 3: Cross multiply
    914,481.60x = 1,261,970.94 × 506,582.22
  4. Step 4: Simplify right side
    914,481.60x = 639,292,040,360.69
  5. Step 5: Solve for x
    x = 639,292,040,360.69/914,481.60
  6. Step 6: Final answer
    x = 699,075.89

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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.