Home / 889,669.94-1,227,832.34-507,753.86

Finding the Fourth Proportional to 889,669.94, 1,227,832.34 and 507,753.86

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Solution

The fourth proportional to 889,669.94, 1,227,832.34 and 507,753.86 is: 700,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,669.94 : 1,227,832.34 = 507,753.86 : x
  2. Step 2: Convert to fraction form
    889,669.94/1,227,832.34 = 507,753.86/x
  3. Step 3: Cross multiply
    889,669.94x = 1,227,832.34 × 507,753.86
  4. Step 4: Simplify right side
    889,669.94x = 623,436,610,067.83
  5. Step 5: Solve for x
    x = 623,436,610,067.83/889,669.94
  6. Step 6: Final answer
    x = 700,750.45

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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.