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Finding the Fourth Proportional to 363,240.70, 501,264.34 and 210,285.36

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Solution

The fourth proportional to 363,240.70, 501,264.34 and 210,285.36 is: 290,189.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,240.70 : 501,264.34 = 210,285.36 : x
  2. Step 2: Convert to fraction form
    363,240.70/501,264.34 = 210,285.36/x
  3. Step 3: Cross multiply
    363,240.70x = 501,264.34 × 210,285.36
  4. Step 4: Simplify right side
    363,240.70x = 105,408,552,192.06
  5. Step 5: Solve for x
    x = 105,408,552,192.06/363,240.70
  6. Step 6: Final answer
    x = 290,189.27

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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.