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Finding the Fourth Proportional to 613,474.00, 846,571.98 and 341,534.91

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Solution

The fourth proportional to 613,474.00, 846,571.98 and 341,534.91 is: 471,305.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,474.00 : 846,571.98 = 341,534.91 : x
  2. Step 2: Convert to fraction form
    613,474.00/846,571.98 = 341,534.91/x
  3. Step 3: Cross multiply
    613,474.00x = 846,571.98 × 341,534.91
  4. Step 4: Simplify right side
    613,474.00x = 289,133,881,349.71
  5. Step 5: Solve for x
    x = 289,133,881,349.71/613,474.00
  6. Step 6: Final answer
    x = 471,305.84

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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.