Home / 409,492.04-565,099.56-228,200

Finding the Fourth Proportional to 409,492.04, 565,099.56 and 228,200

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Solution

The fourth proportional to 409,492.04, 565,099.56 and 228,200 is: 314,916.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,492.04 : 565,099.56 = 228,200 : x
  2. Step 2: Convert to fraction form
    409,492.04/565,099.56 = 228,200/x
  3. Step 3: Cross multiply
    409,492.04x = 565,099.56 × 228,200
  4. Step 4: Simplify right side
    409,492.04x = 128,955,719,592.00
  5. Step 5: Solve for x
    x = 128,955,719,592.00/409,492.04
  6. Step 6: Final answer
    x = 314,916.30

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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.