Home / 346,327.40-519,558.06-133,079.24

Finding the Fourth Proportional to 346,327.40, 519,558.06 and 133,079.24

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Solution

The fourth proportional to 346,327.40, 519,558.06 and 133,079.24 is: 199,644.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,327.40 : 519,558.06 = 133,079.24 : x
  2. Step 2: Convert to fraction form
    346,327.40/519,558.06 = 133,079.24/x
  3. Step 3: Cross multiply
    346,327.40x = 519,558.06 × 133,079.24
  4. Step 4: Simplify right side
    346,327.40x = 69,142,391,760.67
  5. Step 5: Solve for x
    x = 69,142,391,760.67/346,327.40
  6. Step 6: Final answer
    x = 199,644.59

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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.