Home / 944,008.20-1,415,487.36-312,577.56

Finding the Fourth Proportional to 944,008.20, 1,415,487.36 and 312,577.56

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Solution

The fourth proportional to 944,008.20, 1,415,487.36 and 312,577.56 is: 468,692.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,008.20 : 1,415,487.36 = 312,577.56 : x
  2. Step 2: Convert to fraction form
    944,008.20/1,415,487.36 = 312,577.56/x
  3. Step 3: Cross multiply
    944,008.20x = 1,415,487.36 × 312,577.56
  4. Step 4: Simplify right side
    944,008.20x = 442,449,585,199.64
  5. Step 5: Solve for x
    x = 442,449,585,199.64/944,008.20
  6. Step 6: Final answer
    x = 468,692.52

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1.5x scale

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.