Home / 346,515.40-519,825.42-146,836.60

Finding the Fourth Proportional to 346,515.40, 519,825.42 and 146,836.60

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Solution

The fourth proportional to 346,515.40, 519,825.42 and 146,836.60 is: 220,277.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,515.40 : 519,825.42 = 146,836.60 : x
  2. Step 2: Convert to fraction form
    346,515.40/519,825.42 = 146,836.60/x
  3. Step 3: Cross multiply
    346,515.40x = 519,825.42 × 146,836.60
  4. Step 4: Simplify right side
    346,515.40x = 76,329,397,266.37
  5. Step 5: Solve for x
    x = 76,329,397,266.37/346,515.40
  6. Step 6: Final answer
    x = 220,277.07

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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.