Home / 340,580.16-510,868.80-103,922.04

Finding the Fourth Proportional to 340,580.16, 510,868.80 and 103,922.04

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Solution

The fourth proportional to 340,580.16, 510,868.80 and 103,922.04 is: 155,882.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,580.16 : 510,868.80 = 103,922.04 : x
  2. Step 2: Convert to fraction form
    340,580.16/510,868.80 = 103,922.04/x
  3. Step 3: Cross multiply
    340,580.16x = 510,868.80 × 103,922.04
  4. Step 4: Simplify right side
    340,580.16x = 53,090,527,868.35
  5. Step 5: Solve for x
    x = 53,090,527,868.35/340,580.16
  6. Step 6: Final answer
    x = 155,882.62

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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.