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Finding the Fourth Proportional to 713,408.37, 985,020.24 and 459,202.43

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Solution

The fourth proportional to 713,408.37, 985,020.24 and 459,202.43 is: 634,031.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,408.37 : 985,020.24 = 459,202.43 : x
  2. Step 2: Convert to fraction form
    713,408.37/985,020.24 = 459,202.43/x
  3. Step 3: Cross multiply
    713,408.37x = 985,020.24 × 459,202.43
  4. Step 4: Simplify right side
    713,408.37x = 452,323,682,882.08
  5. Step 5: Solve for x
    x = 452,323,682,882.08/713,408.37
  6. Step 6: Final answer
    x = 634,031.93

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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.