Home / 751,771.79-1,037,492.30-412,240.04

Finding the Fourth Proportional to 751,771.79, 1,037,492.30 and 412,240.04

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Solution

The fourth proportional to 751,771.79, 1,037,492.30 and 412,240.04 is: 568,917.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,771.79 : 1,037,492.30 = 412,240.04 : x
  2. Step 2: Convert to fraction form
    751,771.79/1,037,492.30 = 412,240.04/x
  3. Step 3: Cross multiply
    751,771.79x = 1,037,492.30 × 412,240.04
  4. Step 4: Simplify right side
    751,771.79x = 427,695,863,094.83
  5. Step 5: Solve for x
    x = 427,695,863,094.83/751,771.79
  6. Step 6: Final answer
    x = 568,917.15

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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.