Home / 591,065.32-815,624.04-349,301.92

Finding the Fourth Proportional to 591,065.32, 815,624.04 and 349,301.92

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Solution

The fourth proportional to 591,065.32, 815,624.04 and 349,301.92 is: 482,009.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,065.32 : 815,624.04 = 349,301.92 : x
  2. Step 2: Convert to fraction form
    591,065.32/815,624.04 = 349,301.92/x
  3. Step 3: Cross multiply
    591,065.32x = 815,624.04 × 349,301.92
  4. Step 4: Simplify right side
    591,065.32x = 284,899,043,170.16
  5. Step 5: Solve for x
    x = 284,899,043,170.16/591,065.32
  6. Step 6: Final answer
    x = 482,009.40

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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.