Home / 346,137.60-519,206.40-146,406.18

Finding the Fourth Proportional to 346,137.60, 519,206.40 and 146,406.18

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Solution

The fourth proportional to 346,137.60, 519,206.40 and 146,406.18 is: 219,609.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,137.60 : 519,206.40 = 146,406.18 : x
  2. Step 2: Convert to fraction form
    346,137.60/519,206.40 = 146,406.18/x
  3. Step 3: Cross multiply
    346,137.60x = 519,206.40 × 146,406.18
  4. Step 4: Simplify right side
    346,137.60x = 76,015,025,655.55
  5. Step 5: Solve for x
    x = 76,015,025,655.55/346,137.60
  6. Step 6: Final answer
    x = 219,609.27

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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.