Home / 864,813.59-1,296,095.19-351,880.96

Finding the Fourth Proportional to 864,813.59, 1,296,095.19 and 351,880.96

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Solution

The fourth proportional to 864,813.59, 1,296,095.19 and 351,880.96 is: 527,363.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,813.59 : 1,296,095.19 = 351,880.96 : x
  2. Step 2: Convert to fraction form
    864,813.59/1,296,095.19 = 351,880.96/x
  3. Step 3: Cross multiply
    864,813.59x = 1,296,095.19 × 351,880.96
  4. Step 4: Simplify right side
    864,813.59x = 456,071,215,148.79
  5. Step 5: Solve for x
    x = 456,071,215,148.79/864,813.59
  6. Step 6: Final answer
    x = 527,363.61

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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.