Home / 879,035.68-1,318,585.92-247,966.36

Finding the Fourth Proportional to 879,035.68, 1,318,585.92 and 247,966.36

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Solution

The fourth proportional to 879,035.68, 1,318,585.92 and 247,966.36 is: 371,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,035.68 : 1,318,585.92 = 247,966.36 : x
  2. Step 2: Convert to fraction form
    879,035.68/1,318,585.92 = 247,966.36/x
  3. Step 3: Cross multiply
    879,035.68x = 1,318,585.92 × 247,966.36
  4. Step 4: Simplify right side
    879,035.68x = 326,964,950,929.65
  5. Step 5: Solve for x
    x = 326,964,950,929.65/879,035.68
  6. Step 6: Final answer
    x = 371,958.68

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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.