Home / 507,998.20-761,938.94-134,050.36

Finding the Fourth Proportional to 507,998.20, 761,938.94 and 134,050.36

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Solution

The fourth proportional to 507,998.20, 761,938.94 and 134,050.36 is: 201,060.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,998.20 : 761,938.94 = 134,050.36 : x
  2. Step 2: Convert to fraction form
    507,998.20/761,938.94 = 134,050.36/x
  3. Step 3: Cross multiply
    507,998.20x = 761,938.94 × 134,050.36
  4. Step 4: Simplify right side
    507,998.20x = 102,138,189,205.02
  5. Step 5: Solve for x
    x = 102,138,189,205.02/507,998.20
  6. Step 6: Final answer
    x = 201,060.14

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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.