Home / 684,458.72-1,026,609.64-179,068.48

Finding the Fourth Proportional to 684,458.72, 1,026,609.64 and 179,068.48

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Solution

The fourth proportional to 684,458.72, 1,026,609.64 and 179,068.48 is: 268,582.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,458.72 : 1,026,609.64 = 179,068.48 : x
  2. Step 2: Convert to fraction form
    684,458.72/1,026,609.64 = 179,068.48/x
  3. Step 3: Cross multiply
    684,458.72x = 1,026,609.64 × 179,068.48
  4. Step 4: Simplify right side
    684,458.72x = 183,833,427,788.15
  5. Step 5: Solve for x
    x = 183,833,427,788.15/684,458.72
  6. Step 6: Final answer
    x = 268,582.20

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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.