Home / 1,273,216.32-1,909,824.96-326,587.04

Finding the Fourth Proportional to 1,273,216.32, 1,909,824.96 and 326,587.04

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Solution

The fourth proportional to 1,273,216.32, 1,909,824.96 and 326,587.04 is: 489,880.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,216.32 : 1,909,824.96 = 326,587.04 : x
  2. Step 2: Convert to fraction form
    1,273,216.32/1,909,824.96 = 326,587.04/x
  3. Step 3: Cross multiply
    1,273,216.32x = 1,909,824.96 × 326,587.04
  4. Step 4: Simplify right side
    1,273,216.32x = 623,724,080,604.52
  5. Step 5: Solve for x
    x = 623,724,080,604.52/1,273,216.32
  6. Step 6: Final answer
    x = 489,880.68

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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.