Home / 734,372.52-1,013,431.29-412,081.86

Finding the Fourth Proportional to 734,372.52, 1,013,431.29 and 412,081.86

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Solution

The fourth proportional to 734,372.52, 1,013,431.29 and 412,081.86 is: 568,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,372.52 : 1,013,431.29 = 412,081.86 : x
  2. Step 2: Convert to fraction form
    734,372.52/1,013,431.29 = 412,081.86/x
  3. Step 3: Cross multiply
    734,372.52x = 1,013,431.29 × 412,081.86
  4. Step 4: Simplify right side
    734,372.52x = 417,616,650,965.40
  5. Step 5: Solve for x
    x = 417,616,650,965.40/734,372.52
  6. Step 6: Final answer
    x = 568,671.40

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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.