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Finding the Fourth Proportional to 570,192.52, 786,954.04 and 325,177.80

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Solution

The fourth proportional to 570,192.52, 786,954.04 and 325,177.80 is: 448,795.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,192.52 : 786,954.04 = 325,177.80 : x
  2. Step 2: Convert to fraction form
    570,192.52/786,954.04 = 325,177.80/x
  3. Step 3: Cross multiply
    570,192.52x = 786,954.04 × 325,177.80
  4. Step 4: Simplify right side
    570,192.52x = 255,899,983,428.31
  5. Step 5: Solve for x
    x = 255,899,983,428.31/570,192.52
  6. Step 6: Final answer
    x = 448,795.76

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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.