Home / 953,072.68-1,315,175.10-523,380.64

Finding the Fourth Proportional to 953,072.68, 1,315,175.10 and 523,380.64

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Solution

The fourth proportional to 953,072.68, 1,315,175.10 and 523,380.64 is: 722,229.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,072.68 : 1,315,175.10 = 523,380.64 : x
  2. Step 2: Convert to fraction form
    953,072.68/1,315,175.10 = 523,380.64/x
  3. Step 3: Cross multiply
    953,072.68x = 1,315,175.10 × 523,380.64
  4. Step 4: Simplify right side
    953,072.68x = 688,337,185,550.06
  5. Step 5: Solve for x
    x = 688,337,185,550.06/953,072.68
  6. Step 6: Final answer
    x = 722,229.48

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Double scale
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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.