Home / 579,462.96-799,825.54-349,983.79

Finding the Fourth Proportional to 579,462.96, 799,825.54 and 349,983.79

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Solution

The fourth proportional to 579,462.96, 799,825.54 and 349,983.79 is: 483,078.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,462.96 : 799,825.54 = 349,983.79 : x
  2. Step 2: Convert to fraction form
    579,462.96/799,825.54 = 349,983.79/x
  3. Step 3: Cross multiply
    579,462.96x = 799,825.54 × 349,983.79
  4. Step 4: Simplify right side
    579,462.96x = 279,925,971,609.69
  5. Step 5: Solve for x
    x = 279,925,971,609.69/579,462.96
  6. Step 6: Final answer
    x = 483,078.28

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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.