Home / 346,121.91-519,117.10-146,582.36

Finding the Fourth Proportional to 346,121.91, 519,117.10 and 146,582.36

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Solution

The fourth proportional to 346,121.91, 519,117.10 and 146,582.36 is: 219,845.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,121.91 : 519,117.10 = 146,582.36 : x
  2. Step 2: Convert to fraction form
    346,121.91/519,117.10 = 146,582.36/x
  3. Step 3: Cross multiply
    346,121.91x = 519,117.10 × 146,582.36
  4. Step 4: Simplify right side
    346,121.91x = 76,093,409,443.53
  5. Step 5: Solve for x
    x = 76,093,409,443.53/346,121.91
  6. Step 6: Final answer
    x = 219,845.69

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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.