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Finding the Fourth Proportional to 452,467.30, 624,412.63 and 248,526.82

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Solution

The fourth proportional to 452,467.30, 624,412.63 and 248,526.82 is: 342,971.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,467.30 : 624,412.63 = 248,526.82 : x
  2. Step 2: Convert to fraction form
    452,467.30/624,412.63 = 248,526.82/x
  3. Step 3: Cross multiply
    452,467.30x = 624,412.63 × 248,526.82
  4. Step 4: Simplify right side
    452,467.30x = 155,183,285,301.74
  5. Step 5: Solve for x
    x = 155,183,285,301.74/452,467.30
  6. Step 6: Final answer
    x = 342,971.27

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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.