Home / 771,756.05-1,158,028.95-367,405.27

Finding the Fourth Proportional to 771,756.05, 1,158,028.95 and 367,405.27

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Solution

The fourth proportional to 771,756.05, 1,158,028.95 and 367,405.27 is: 551,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,756.05 : 1,158,028.95 = 367,405.27 : x
  2. Step 2: Convert to fraction form
    771,756.05/1,158,028.95 = 367,405.27/x
  3. Step 3: Cross multiply
    771,756.05x = 1,158,028.95 × 367,405.27
  4. Step 4: Simplify right side
    771,756.05x = 425,465,937,525.26
  5. Step 5: Solve for x
    x = 425,465,937,525.26/771,756.05
  6. Step 6: Final answer
    x = 551,295.89

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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.