Home / 591,579.10-816,546.40-349,945.68

Finding the Fourth Proportional to 591,579.10, 816,546.40 and 349,945.68

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Solution

The fourth proportional to 591,579.10, 816,546.40 and 349,945.68 is: 483,023.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,579.10 : 816,546.40 = 349,945.68 : x
  2. Step 2: Convert to fraction form
    591,579.10/816,546.40 = 349,945.68/x
  3. Step 3: Cross multiply
    591,579.10x = 816,546.40 × 349,945.68
  4. Step 4: Simplify right side
    591,579.10x = 285,746,884,324.69
  5. Step 5: Solve for x
    x = 285,746,884,324.69/591,579.10
  6. Step 6: Final answer
    x = 483,023.97

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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.