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Finding the Fourth Proportional to 295,647.79, 407,947.02 and 168,325.87

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Solution

The fourth proportional to 295,647.79, 407,947.02 and 168,325.87 is: 232,262.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,647.79 : 407,947.02 = 168,325.87 : x
  2. Step 2: Convert to fraction form
    295,647.79/407,947.02 = 168,325.87/x
  3. Step 3: Cross multiply
    295,647.79x = 407,947.02 × 168,325.87
  4. Step 4: Simplify right side
    295,647.79x = 68,668,037,055.41
  5. Step 5: Solve for x
    x = 68,668,037,055.41/295,647.79
  6. Step 6: Final answer
    x = 232,262.98

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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.