Home / 452,630.50-678,049.06-310,125.58

Finding the Fourth Proportional to 452,630.50, 678,049.06 and 310,125.58

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Solution

The fourth proportional to 452,630.50, 678,049.06 and 310,125.58 is: 464,573.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,630.50 : 678,049.06 = 310,125.58 : x
  2. Step 2: Convert to fraction form
    452,630.50/678,049.06 = 310,125.58/x
  3. Step 3: Cross multiply
    452,630.50x = 678,049.06 × 310,125.58
  4. Step 4: Simplify right side
    452,630.50x = 210,280,355,530.52
  5. Step 5: Solve for x
    x = 210,280,355,530.52/452,630.50
  6. Step 6: Final answer
    x = 464,573.99

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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.