Home / 744,803.84-1,027,849.28-422,562.35

Finding the Fourth Proportional to 744,803.84, 1,027,849.28 and 422,562.35

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Solution

The fourth proportional to 744,803.84, 1,027,849.28 and 422,562.35 is: 583,147.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,803.84 : 1,027,849.28 = 422,562.35 : x
  2. Step 2: Convert to fraction form
    744,803.84/1,027,849.28 = 422,562.35/x
  3. Step 3: Cross multiply
    744,803.84x = 1,027,849.28 × 422,562.35
  4. Step 4: Simplify right side
    744,803.84x = 434,330,399,950.55
  5. Step 5: Solve for x
    x = 434,330,399,950.55/744,803.84
  6. Step 6: Final answer
    x = 583,147.37

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1.5x scale

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.