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Finding the Fourth Proportional to 605,507.43, 835,537.44 and 372,897.39

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Solution

The fourth proportional to 605,507.43, 835,537.44 and 372,897.39 is: 514,559.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,507.43 : 835,537.44 = 372,897.39 : x
  2. Step 2: Convert to fraction form
    605,507.43/835,537.44 = 372,897.39/x
  3. Step 3: Cross multiply
    605,507.43x = 835,537.44 × 372,897.39
  4. Step 4: Simplify right side
    605,507.43x = 311,569,730,623.28
  5. Step 5: Solve for x
    x = 311,569,730,623.28/605,507.43
  6. Step 6: Final answer
    x = 514,559.72

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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.