Home / 783,202.95-1,080,800.52-434,341.32

Finding the Fourth Proportional to 783,202.95, 1,080,800.52 and 434,341.32

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Solution

The fourth proportional to 783,202.95, 1,080,800.52 and 434,341.32 is: 599,380.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,202.95 : 1,080,800.52 = 434,341.32 : x
  2. Step 2: Convert to fraction form
    783,202.95/1,080,800.52 = 434,341.32/x
  3. Step 3: Cross multiply
    783,202.95x = 1,080,800.52 × 434,341.32
  4. Step 4: Simplify right side
    783,202.95x = 469,436,324,513.49
  5. Step 5: Solve for x
    x = 469,436,324,513.49/783,202.95
  6. Step 6: Final answer
    x = 599,380.18

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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.