Home / 843,347.70-1,265,458.95-370,080.90

Finding the Fourth Proportional to 843,347.70, 1,265,458.95 and 370,080.90

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Solution

The fourth proportional to 843,347.70, 1,265,458.95 and 370,080.90 is: 555,313.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,347.70 : 1,265,458.95 = 370,080.90 : x
  2. Step 2: Convert to fraction form
    843,347.70/1,265,458.95 = 370,080.90/x
  3. Step 3: Cross multiply
    843,347.70x = 1,265,458.95 × 370,080.90
  4. Step 4: Simplify right side
    843,347.70x = 468,322,187,129.06
  5. Step 5: Solve for x
    x = 468,322,187,129.06/843,347.70
  6. Step 6: Final answer
    x = 555,313.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.