Home / 979,104.64-1,468,374.40-269,155.84

Finding the Fourth Proportional to 979,104.64, 1,468,374.40 and 269,155.84

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Solution

The fourth proportional to 979,104.64, 1,468,374.40 and 269,155.84 is: 403,656.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,104.64 : 1,468,374.40 = 269,155.84 : x
  2. Step 2: Convert to fraction form
    979,104.64/1,468,374.40 = 269,155.84/x
  3. Step 3: Cross multiply
    979,104.64x = 1,468,374.40 × 269,155.84
  4. Step 4: Simplify right side
    979,104.64x = 395,221,545,066.50
  5. Step 5: Solve for x
    x = 395,221,545,066.50/979,104.64
  6. Step 6: Final answer
    x = 403,656.08

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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.