Home / 374,741.02-517,136.97-223,808.86

Finding the Fourth Proportional to 374,741.02, 517,136.97 and 223,808.86

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Solution

The fourth proportional to 374,741.02, 517,136.97 and 223,808.86 is: 308,852.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,741.02 : 517,136.97 = 223,808.86 : x
  2. Step 2: Convert to fraction form
    374,741.02/517,136.97 = 223,808.86/x
  3. Step 3: Cross multiply
    374,741.02x = 517,136.97 × 223,808.86
  4. Step 4: Simplify right side
    374,741.02x = 115,739,835,719.55
  5. Step 5: Solve for x
    x = 115,739,835,719.55/374,741.02
  6. Step 6: Final answer
    x = 308,852.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.