Home / 346,136.06-518,895.48-186,297.86

Finding the Fourth Proportional to 346,136.06, 518,895.48 and 186,297.86

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Solution

The fourth proportional to 346,136.06, 518,895.48 and 186,297.86 is: 279,280.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,136.06 : 518,895.48 = 186,297.86 : x
  2. Step 2: Convert to fraction form
    346,136.06/518,895.48 = 186,297.86/x
  3. Step 3: Cross multiply
    346,136.06x = 518,895.48 × 186,297.86
  4. Step 4: Simplify right side
    346,136.06x = 96,669,117,487.67
  5. Step 5: Solve for x
    x = 96,669,117,487.67/346,136.06
  6. Step 6: Final answer
    x = 279,280.69

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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.