Home / 1,123,495.92-1,684,994.40-324,602.64

Finding the Fourth Proportional to 1,123,495.92, 1,684,994.40 and 324,602.64

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Solution

The fourth proportional to 1,123,495.92, 1,684,994.40 and 324,602.64 is: 486,831.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,495.92 : 1,684,994.40 = 324,602.64 : x
  2. Step 2: Convert to fraction form
    1,123,495.92/1,684,994.40 = 324,602.64/x
  3. Step 3: Cross multiply
    1,123,495.92x = 1,684,994.40 × 324,602.64
  4. Step 4: Simplify right side
    1,123,495.92x = 546,953,630,625.22
  5. Step 5: Solve for x
    x = 546,953,630,625.22/1,123,495.92
  6. Step 6: Final answer
    x = 486,831.88

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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.