Home / 751,372.74-1,037,000.71-464,985.09

Finding the Fourth Proportional to 751,372.74, 1,037,000.71 and 464,985.09

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Solution

The fourth proportional to 751,372.74, 1,037,000.71 and 464,985.09 is: 641,745.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,372.74 : 1,037,000.71 = 464,985.09 : x
  2. Step 2: Convert to fraction form
    751,372.74/1,037,000.71 = 464,985.09/x
  3. Step 3: Cross multiply
    751,372.74x = 1,037,000.71 × 464,985.09
  4. Step 4: Simplify right side
    751,372.74x = 482,189,868,469.41
  5. Step 5: Solve for x
    x = 482,189,868,469.41/751,372.74
  6. Step 6: Final answer
    x = 641,745.23

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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.