Home / 754,970.37-1,131,507.38-451,588.35

Finding the Fourth Proportional to 754,970.37, 1,131,507.38 and 451,588.35

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Solution

The fourth proportional to 754,970.37, 1,131,507.38 and 451,588.35 is: 676,815.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,970.37 : 1,131,507.38 = 451,588.35 : x
  2. Step 2: Convert to fraction form
    754,970.37/1,131,507.38 = 451,588.35/x
  3. Step 3: Cross multiply
    754,970.37x = 1,131,507.38 × 451,588.35
  4. Step 4: Simplify right side
    754,970.37x = 510,975,548,489.08
  5. Step 5: Solve for x
    x = 510,975,548,489.08/754,970.37
  6. Step 6: Final answer
    x = 676,815.37

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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.