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Finding the Fourth Proportional to 469,746.81, 704,993.76 and 170,313.03

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Solution

The fourth proportional to 469,746.81, 704,993.76 and 170,313.03 is: 255,604.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,746.81 : 704,993.76 = 170,313.03 : x
  2. Step 2: Convert to fraction form
    469,746.81/704,993.76 = 170,313.03/x
  3. Step 3: Cross multiply
    469,746.81x = 704,993.76 × 170,313.03
  4. Step 4: Simplify right side
    469,746.81x = 120,069,623,396.69
  5. Step 5: Solve for x
    x = 120,069,623,396.69/469,746.81
  6. Step 6: Final answer
    x = 255,604.98

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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.