Home / 552,790.05-828,485.10-268,545.66

Finding the Fourth Proportional to 552,790.05, 828,485.10 and 268,545.66

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Solution

The fourth proportional to 552,790.05, 828,485.10 and 268,545.66 is: 402,478.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,790.05 : 828,485.10 = 268,545.66 : x
  2. Step 2: Convert to fraction form
    552,790.05/828,485.10 = 268,545.66/x
  3. Step 3: Cross multiply
    552,790.05x = 828,485.10 × 268,545.66
  4. Step 4: Simplify right side
    552,790.05x = 222,486,077,979.67
  5. Step 5: Solve for x
    x = 222,486,077,979.67/552,790.05
  6. Step 6: Final answer
    x = 402,478.44

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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.