Home / 790,459.62-1,184,962.87-284,896.86

Finding the Fourth Proportional to 790,459.62, 1,184,962.87 and 284,896.86

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Solution

The fourth proportional to 790,459.62, 1,184,962.87 and 284,896.86 is: 427,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,459.62 : 1,184,962.87 = 284,896.86 : x
  2. Step 2: Convert to fraction form
    790,459.62/1,184,962.87 = 284,896.86/x
  3. Step 3: Cross multiply
    790,459.62x = 1,184,962.87 × 284,896.86
  4. Step 4: Simplify right side
    790,459.62x = 337,592,203,457.52
  5. Step 5: Solve for x
    x = 337,592,203,457.52/790,459.62
  6. Step 6: Final answer
    x = 427,083.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.