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Finding the Fourth Proportional to 607,121.88, 910,516.58 and 228,013.30

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Solution

The fourth proportional to 607,121.88, 910,516.58 and 228,013.30 is: 341,957.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,121.88 : 910,516.58 = 228,013.30 : x
  2. Step 2: Convert to fraction form
    607,121.88/910,516.58 = 228,013.30/x
  3. Step 3: Cross multiply
    607,121.88x = 910,516.58 × 228,013.30
  4. Step 4: Simplify right side
    607,121.88x = 207,609,885,841.99
  5. Step 5: Solve for x
    x = 207,609,885,841.99/607,121.88
  6. Step 6: Final answer
    x = 341,957.51

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1.5x scale

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.