Home / 605,170.04-835,107.71-346,861.81

Finding the Fourth Proportional to 605,170.04, 835,107.71 and 346,861.81

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Solution

The fourth proportional to 605,170.04, 835,107.71 and 346,861.81 is: 478,653.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,170.04 : 835,107.71 = 346,861.81 : x
  2. Step 2: Convert to fraction form
    605,170.04/835,107.71 = 346,861.81/x
  3. Step 3: Cross multiply
    605,170.04x = 835,107.71 × 346,861.81
  4. Step 4: Simplify right side
    605,170.04x = 289,666,971,145.13
  5. Step 5: Solve for x
    x = 289,666,971,145.13/605,170.04
  6. Step 6: Final answer
    x = 478,653.86

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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.