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Finding the Fourth Proportional to 451,756.56, 677,597.91 and 152,230.51

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Solution

The fourth proportional to 451,756.56, 677,597.91 and 152,230.51 is: 228,333.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,756.56 : 677,597.91 = 152,230.51 : x
  2. Step 2: Convert to fraction form
    451,756.56/677,597.91 = 152,230.51/x
  3. Step 3: Cross multiply
    451,756.56x = 677,597.91 × 152,230.51
  4. Step 4: Simplify right side
    451,756.56x = 103,151,075,414.23
  5. Step 5: Solve for x
    x = 103,151,075,414.23/451,756.56
  6. Step 6: Final answer
    x = 228,333.32

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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.