Home / 452,460.64-678,578.82-152,934.58

Finding the Fourth Proportional to 452,460.64, 678,578.82 and 152,934.58

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Solution

The fourth proportional to 452,460.64, 678,578.82 and 152,934.58 is: 229,363.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,460.64 : 678,578.82 = 152,934.58 : x
  2. Step 2: Convert to fraction form
    452,460.64/678,578.82 = 152,934.58/x
  3. Step 3: Cross multiply
    452,460.64x = 678,578.82 × 152,934.58
  4. Step 4: Simplify right side
    452,460.64x = 103,778,166,833.60
  5. Step 5: Solve for x
    x = 103,778,166,833.60/452,460.64
  6. Step 6: Final answer
    x = 229,363.97

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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.