Home / 610,933.44-843,047.64-338,984.10

Finding the Fourth Proportional to 610,933.44, 843,047.64 and 338,984.10

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Solution

The fourth proportional to 610,933.44, 843,047.64 and 338,984.10 is: 467,775.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,933.44 : 843,047.64 = 338,984.10 : x
  2. Step 2: Convert to fraction form
    610,933.44/843,047.64 = 338,984.10/x
  3. Step 3: Cross multiply
    610,933.44x = 843,047.64 × 338,984.10
  4. Step 4: Simplify right side
    610,933.44x = 285,779,745,915.22
  5. Step 5: Solve for x
    x = 285,779,745,915.22/610,933.44
  6. Step 6: Final answer
    x = 467,775.58

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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.