Home / 662,477.06-914,246.37-376,023.80

Finding the Fourth Proportional to 662,477.06, 914,246.37 and 376,023.80

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Solution

The fourth proportional to 662,477.06, 914,246.37 and 376,023.80 is: 518,928.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,477.06 : 914,246.37 = 376,023.80 : x
  2. Step 2: Convert to fraction form
    662,477.06/914,246.37 = 376,023.80/x
  3. Step 3: Cross multiply
    662,477.06x = 914,246.37 × 376,023.80
  4. Step 4: Simplify right side
    662,477.06x = 343,778,389,612.37
  5. Step 5: Solve for x
    x = 343,778,389,612.37/662,477.06
  6. Step 6: Final answer
    x = 518,928.75

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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.