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Finding the Fourth Proportional to 936,598, 1,404,847.50 and 262,726.06

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Solution

The fourth proportional to 936,598, 1,404,847.50 and 262,726.06 is: 394,075.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,598 : 1,404,847.50 = 262,726.06 : x
  2. Step 2: Convert to fraction form
    936,598/1,404,847.50 = 262,726.06/x
  3. Step 3: Cross multiply
    936,598x = 1,404,847.50 × 262,726.06
  4. Step 4: Simplify right side
    936,598x = 369,090,048,575.85
  5. Step 5: Solve for x
    x = 369,090,048,575.85/936,598
  6. Step 6: Final answer
    x = 394,075.20

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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.