Home / 346,117.67-519,231.41-146,439.56

Finding the Fourth Proportional to 346,117.67, 519,231.41 and 146,439.56

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Solution

The fourth proportional to 346,117.67, 519,231.41 and 146,439.56 is: 219,682.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,117.67 : 519,231.41 = 146,439.56 : x
  2. Step 2: Convert to fraction form
    346,117.67/519,231.41 = 146,439.56/x
  3. Step 3: Cross multiply
    346,117.67x = 519,231.41 × 146,439.56
  4. Step 4: Simplify right side
    346,117.67x = 76,036,021,157.33
  5. Step 5: Solve for x
    x = 76,036,021,157.33/346,117.67
  6. Step 6: Final answer
    x = 219,682.57

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1.5x scale

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.