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Finding the Fourth Proportional to 536,792.90, 740,783.42 and 295,085.66

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Solution

The fourth proportional to 536,792.90, 740,783.42 and 295,085.66 is: 407,223.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,792.90 : 740,783.42 = 295,085.66 : x
  2. Step 2: Convert to fraction form
    536,792.90/740,783.42 = 295,085.66/x
  3. Step 3: Cross multiply
    536,792.90x = 740,783.42 × 295,085.66
  4. Step 4: Simplify right side
    536,792.90x = 218,594,559,228.41
  5. Step 5: Solve for x
    x = 218,594,559,228.41/536,792.90
  6. Step 6: Final answer
    x = 407,223.27

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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.