Home / 346,047.36-519,092.64-146,330.40

Finding the Fourth Proportional to 346,047.36, 519,092.64 and 146,330.40

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Solution

The fourth proportional to 346,047.36, 519,092.64 and 146,330.40 is: 219,504.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,047.36 : 519,092.64 = 146,330.40 : x
  2. Step 2: Convert to fraction form
    346,047.36/519,092.64 = 146,330.40/x
  3. Step 3: Cross multiply
    346,047.36x = 519,092.64 × 146,330.40
  4. Step 4: Simplify right side
    346,047.36x = 75,959,033,648.26
  5. Step 5: Solve for x
    x = 75,959,033,648.26/346,047.36
  6. Step 6: Final answer
    x = 219,504.73

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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.