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Finding the Fourth Proportional to 637,549.32, 955,880.10 and 282,370.80

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Solution

The fourth proportional to 637,549.32, 955,880.10 and 282,370.80 is: 423,359.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,549.32 : 955,880.10 = 282,370.80 : x
  2. Step 2: Convert to fraction form
    637,549.32/955,880.10 = 282,370.80/x
  3. Step 3: Cross multiply
    637,549.32x = 955,880.10 × 282,370.80
  4. Step 4: Simplify right side
    637,549.32x = 269,912,628,541.08
  5. Step 5: Solve for x
    x = 269,912,628,541.08/637,549.32
  6. Step 6: Final answer
    x = 423,359.61

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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.