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Finding the Fourth Proportional to 536,792.52, 740,782.89 and 295,085.28

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Solution

The fourth proportional to 536,792.52, 740,782.89 and 295,085.28 is: 407,222.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,792.52 : 740,782.89 = 295,085.28 : x
  2. Step 2: Convert to fraction form
    536,792.52/740,782.89 = 295,085.28/x
  3. Step 3: Cross multiply
    536,792.52x = 740,782.89 × 295,085.28
  4. Step 4: Simplify right side
    536,792.52x = 218,594,129,292.80
  5. Step 5: Solve for x
    x = 218,594,129,292.80/536,792.52
  6. Step 6: Final answer
    x = 407,222.75

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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.