Home / 604,839.68-834,331.08-378,091.52

Finding the Fourth Proportional to 604,839.68, 834,331.08 and 378,091.52

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Solution

The fourth proportional to 604,839.68, 834,331.08 and 378,091.52 is: 521,548.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,839.68 : 834,331.08 = 378,091.52 : x
  2. Step 2: Convert to fraction form
    604,839.68/834,331.08 = 378,091.52/x
  3. Step 3: Cross multiply
    604,839.68x = 834,331.08 × 378,091.52
  4. Step 4: Simplify right side
    604,839.68x = 315,453,506,220.44
  5. Step 5: Solve for x
    x = 315,453,506,220.44/604,839.68
  6. Step 6: Final answer
    x = 521,548.96

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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.