Home / 340,731.36-470,192.45-197,537.94

Finding the Fourth Proportional to 340,731.36, 470,192.45 and 197,537.94

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Solution

The fourth proportional to 340,731.36, 470,192.45 and 197,537.94 is: 272,592.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,731.36 : 470,192.45 = 197,537.94 : x
  2. Step 2: Convert to fraction form
    340,731.36/470,192.45 = 197,537.94/x
  3. Step 3: Cross multiply
    340,731.36x = 470,192.45 × 197,537.94
  4. Step 4: Simplify right side
    340,731.36x = 92,880,846,988.86
  5. Step 5: Solve for x
    x = 92,880,846,988.86/340,731.36
  6. Step 6: Final answer
    x = 272,592.60

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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.