Home / 890,342.34-1,229,098.41-508,295.22

Finding the Fourth Proportional to 890,342.34, 1,229,098.41 and 508,295.22

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Solution

The fourth proportional to 890,342.34, 1,229,098.41 and 508,295.22 is: 701,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,342.34 : 1,229,098.41 = 508,295.22 : x
  2. Step 2: Convert to fraction form
    890,342.34/1,229,098.41 = 508,295.22/x
  3. Step 3: Cross multiply
    890,342.34x = 1,229,098.41 × 508,295.22
  4. Step 4: Simplify right side
    890,342.34x = 624,744,846,712.60
  5. Step 5: Solve for x
    x = 624,744,846,712.60/890,342.34
  6. Step 6: Final answer
    x = 701,690.60

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Double scale
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1.5x scale

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.