Home / 1,146,490.30-1,719,543.45-347,580.82

Finding the Fourth Proportional to 1,146,490.30, 1,719,543.45 and 347,580.82

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Solution

The fourth proportional to 1,146,490.30, 1,719,543.45 and 347,580.82 is: 521,313.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,490.30 : 1,719,543.45 = 347,580.82 : x
  2. Step 2: Convert to fraction form
    1,146,490.30/1,719,543.45 = 347,580.82/x
  3. Step 3: Cross multiply
    1,146,490.30x = 1,719,543.45 × 347,580.82
  4. Step 4: Simplify right side
    1,146,490.30x = 597,680,322,376.63
  5. Step 5: Solve for x
    x = 597,680,322,376.63/1,146,490.30
  6. Step 6: Final answer
    x = 521,313.02

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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.