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Finding the Fourth Proportional to 597,424.80, 896,137.20 and 551,805.60

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Solution

The fourth proportional to 597,424.80, 896,137.20 and 551,805.60 is: 827,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,424.80 : 896,137.20 = 551,805.60 : x
  2. Step 2: Convert to fraction form
    597,424.80/896,137.20 = 551,805.60/x
  3. Step 3: Cross multiply
    597,424.80x = 896,137.20 × 551,805.60
  4. Step 4: Simplify right side
    597,424.80x = 494,493,525,328.32
  5. Step 5: Solve for x
    x = 494,493,525,328.32/597,424.80
  6. Step 6: Final answer
    x = 827,708.40

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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.