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Finding the Fourth Proportional to 536,873.25, 740,866.20 and 295,154.07

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Solution

The fourth proportional to 536,873.25, 740,866.20 and 295,154.07 is: 407,302.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,873.25 : 740,866.20 = 295,154.07 : x
  2. Step 2: Convert to fraction form
    536,873.25/740,866.20 = 295,154.07/x
  3. Step 3: Cross multiply
    536,873.25x = 740,866.20 × 295,154.07
  4. Step 4: Simplify right side
    536,873.25x = 218,669,674,255.43
  5. Step 5: Solve for x
    x = 218,669,674,255.43/536,873.25
  6. Step 6: Final answer
    x = 407,302.23

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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.