Home / 328,669.25-493,077.71-104,043.15

Finding the Fourth Proportional to 328,669.25, 493,077.71 and 104,043.15

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Solution

The fourth proportional to 328,669.25, 493,077.71 and 104,043.15 is: 156,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,669.25 : 493,077.71 = 104,043.15 : x
  2. Step 2: Convert to fraction form
    328,669.25/493,077.71 = 104,043.15/x
  3. Step 3: Cross multiply
    328,669.25x = 493,077.71 × 104,043.15
  4. Step 4: Simplify right side
    328,669.25x = 51,301,358,403.29
  5. Step 5: Solve for x
    x = 51,301,358,403.29/328,669.25
  6. Step 6: Final answer
    x = 156,088.10

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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.