Home / 762,671.56-1,052,612.34-423,249.16

Finding the Fourth Proportional to 762,671.56, 1,052,612.34 and 423,249.16

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Solution

The fourth proportional to 762,671.56, 1,052,612.34 and 423,249.16 is: 584,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,671.56 : 1,052,612.34 = 423,249.16 : x
  2. Step 2: Convert to fraction form
    762,671.56/1,052,612.34 = 423,249.16/x
  3. Step 3: Cross multiply
    762,671.56x = 1,052,612.34 × 423,249.16
  4. Step 4: Simplify right side
    762,671.56x = 445,517,288,710.63
  5. Step 5: Solve for x
    x = 445,517,288,710.63/762,671.56
  6. Step 6: Final answer
    x = 584,153.54

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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.