Home / 612,055.59-844,582.99-340,106.26

Finding the Fourth Proportional to 612,055.59, 844,582.99 and 340,106.26

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Solution

The fourth proportional to 612,055.59, 844,582.99 and 340,106.26 is: 469,316.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,055.59 : 844,582.99 = 340,106.26 : x
  2. Step 2: Convert to fraction form
    612,055.59/844,582.99 = 340,106.26/x
  3. Step 3: Cross multiply
    612,055.59x = 844,582.99 × 340,106.26
  4. Step 4: Simplify right side
    612,055.59x = 287,247,962,204.64
  5. Step 5: Solve for x
    x = 287,247,962,204.64/612,055.59
  6. Step 6: Final answer
    x = 469,316.78

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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.