Home / 299,210.08-412,946.46-171,885.40

Finding the Fourth Proportional to 299,210.08, 412,946.46 and 171,885.40

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Solution

The fourth proportional to 299,210.08, 412,946.46 and 171,885.40 is: 237,222.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,210.08 : 412,946.46 = 171,885.40 : x
  2. Step 2: Convert to fraction form
    299,210.08/412,946.46 = 171,885.40/x
  3. Step 3: Cross multiply
    299,210.08x = 412,946.46 × 171,885.40
  4. Step 4: Simplify right side
    299,210.08x = 70,979,467,455.68
  5. Step 5: Solve for x
    x = 70,979,467,455.68/299,210.08
  6. Step 6: Final answer
    x = 237,222.85

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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.