Home / 1,309,994.23-1,964,991.34-363,364.95

Finding the Fourth Proportional to 1,309,994.23, 1,964,991.34 and 363,364.95

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Solution

The fourth proportional to 1,309,994.23, 1,964,991.34 and 363,364.95 is: 545,047.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,994.23 : 1,964,991.34 = 363,364.95 : x
  2. Step 2: Convert to fraction form
    1,309,994.23/1,964,991.34 = 363,364.95/x
  3. Step 3: Cross multiply
    1,309,994.23x = 1,964,991.34 × 363,364.95
  4. Step 4: Simplify right side
    1,309,994.23x = 714,008,971,252.84
  5. Step 5: Solve for x
    x = 714,008,971,252.84/1,309,994.23
  6. Step 6: Final answer
    x = 545,047.42

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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.