Home / 828,602.88-1,242,931.05-229,569.81

Finding the Fourth Proportional to 828,602.88, 1,242,931.05 and 229,569.81

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Solution

The fourth proportional to 828,602.88, 1,242,931.05 and 229,569.81 is: 344,362.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,602.88 : 1,242,931.05 = 229,569.81 : x
  2. Step 2: Convert to fraction form
    828,602.88/1,242,931.05 = 229,569.81/x
  3. Step 3: Cross multiply
    828,602.88x = 1,242,931.05 × 229,569.81
  4. Step 4: Simplify right side
    828,602.88x = 285,339,444,991.60
  5. Step 5: Solve for x
    x = 285,339,444,991.60/828,602.88
  6. Step 6: Final answer
    x = 344,362.12

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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.