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Finding the Fourth Proportional to 635,507.16, 953,259.90 and 162,192.56

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Solution

The fourth proportional to 635,507.16, 953,259.90 and 162,192.56 is: 243,288.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,507.16 : 953,259.90 = 162,192.56 : x
  2. Step 2: Convert to fraction form
    635,507.16/953,259.90 = 162,192.56/x
  3. Step 3: Cross multiply
    635,507.16x = 953,259.90 × 162,192.56
  4. Step 4: Simplify right side
    635,507.16x = 154,611,663,526.34
  5. Step 5: Solve for x
    x = 154,611,663,526.34/635,507.16
  6. Step 6: Final answer
    x = 243,288.63

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1.5x scale

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.