Home / 757,152.90-1,135,483.52-251,578.10

Finding the Fourth Proportional to 757,152.90, 1,135,483.52 and 251,578.10

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Solution

The fourth proportional to 757,152.90, 1,135,483.52 and 251,578.10 is: 377,285.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,152.90 : 1,135,483.52 = 251,578.10 : x
  2. Step 2: Convert to fraction form
    757,152.90/1,135,483.52 = 251,578.10/x
  3. Step 3: Cross multiply
    757,152.90x = 1,135,483.52 × 251,578.10
  4. Step 4: Simplify right side
    757,152.90x = 285,662,788,123.73
  5. Step 5: Solve for x
    x = 285,662,788,123.73/757,152.90
  6. Step 6: Final answer
    x = 377,285.47

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1.5x scale

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.