Home / 346,136.60-519,204.90-146,405.18

Finding the Fourth Proportional to 346,136.60, 519,204.90 and 146,405.18

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Solution

The fourth proportional to 346,136.60, 519,204.90 and 146,405.18 is: 219,607.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,136.60 : 519,204.90 = 146,405.18 : x
  2. Step 2: Convert to fraction form
    346,136.60/519,204.90 = 146,405.18/x
  3. Step 3: Cross multiply
    346,136.60x = 519,204.90 × 146,405.18
  4. Step 4: Simplify right side
    346,136.60x = 76,014,286,841.38
  5. Step 5: Solve for x
    x = 76,014,286,841.38/346,136.60
  6. Step 6: Final answer
    x = 219,607.77

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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.