Home / 840,032.22-1,260,045.94-208,946.04

Finding the Fourth Proportional to 840,032.22, 1,260,045.94 and 208,946.04

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Solution

The fourth proportional to 840,032.22, 1,260,045.94 and 208,946.04 is: 313,418.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,032.22 : 1,260,045.94 = 208,946.04 : x
  2. Step 2: Convert to fraction form
    840,032.22/1,260,045.94 = 208,946.04/x
  3. Step 3: Cross multiply
    840,032.22x = 1,260,045.94 × 208,946.04
  4. Step 4: Simplify right side
    840,032.22x = 263,281,609,381.08
  5. Step 5: Solve for x
    x = 263,281,609,381.08/840,032.22
  6. Step 6: Final answer
    x = 313,418.47

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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.