Home / 346,135.60-519,203.40-146,404.18

Finding the Fourth Proportional to 346,135.60, 519,203.40 and 146,404.18

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Solution

The fourth proportional to 346,135.60, 519,203.40 and 146,404.18 is: 219,606.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,135.60 : 519,203.40 = 146,404.18 : x
  2. Step 2: Convert to fraction form
    346,135.60/519,203.40 = 146,404.18/x
  3. Step 3: Cross multiply
    346,135.60x = 519,203.40 × 146,404.18
  4. Step 4: Simplify right side
    346,135.60x = 76,013,548,030.21
  5. Step 5: Solve for x
    x = 76,013,548,030.21/346,135.60
  6. Step 6: Final answer
    x = 219,606.27

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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.