Home / 1,146,489.30-1,719,541.95-347,579.82

Finding the Fourth Proportional to 1,146,489.30, 1,719,541.95 and 347,579.82

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Solution

The fourth proportional to 1,146,489.30, 1,719,541.95 and 347,579.82 is: 521,311.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,489.30 : 1,719,541.95 = 347,579.82 : x
  2. Step 2: Convert to fraction form
    1,146,489.30/1,719,541.95 = 347,579.82/x
  3. Step 3: Cross multiply
    1,146,489.30x = 1,719,541.95 × 347,579.82
  4. Step 4: Simplify right side
    1,146,489.30x = 597,678,081,463.45
  5. Step 5: Solve for x
    x = 597,678,081,463.45/1,146,489.30
  6. Step 6: Final answer
    x = 521,311.52

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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.