Home / 787,953.51-1,180,035.50-449,969.77

Finding the Fourth Proportional to 787,953.51, 1,180,035.50 and 449,969.77

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Solution

The fourth proportional to 787,953.51, 1,180,035.50 and 449,969.77 is: 673,872.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,953.51 : 1,180,035.50 = 449,969.77 : x
  2. Step 2: Convert to fraction form
    787,953.51/1,180,035.50 = 449,969.77/x
  3. Step 3: Cross multiply
    787,953.51x = 1,180,035.50 × 449,969.77
  4. Step 4: Simplify right side
    787,953.51x = 530,980,302,526.84
  5. Step 5: Solve for x
    x = 530,980,302,526.84/787,953.51
  6. Step 6: Final answer
    x = 673,872.63

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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.