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Finding the Fourth Proportional to 452,462.04, 624,610.20 and 261,438.48

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Solution

The fourth proportional to 452,462.04, 624,610.20 and 261,438.48 is: 360,907.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,462.04 : 624,610.20 = 261,438.48 : x
  2. Step 2: Convert to fraction form
    452,462.04/624,610.20 = 261,438.48/x
  3. Step 3: Cross multiply
    452,462.04x = 624,610.20 × 261,438.48
  4. Step 4: Simplify right side
    452,462.04x = 163,297,141,280.50
  5. Step 5: Solve for x
    x = 163,297,141,280.50/452,462.04
  6. Step 6: Final answer
    x = 360,907.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.