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Finding the Fourth Proportional to 601,271.24, 829,890.87 and 374,873

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Solution

The fourth proportional to 601,271.24, 829,890.87 and 374,873 is: 517,409.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,271.24 : 829,890.87 = 374,873 : x
  2. Step 2: Convert to fraction form
    601,271.24/829,890.87 = 374,873/x
  3. Step 3: Cross multiply
    601,271.24x = 829,890.87 × 374,873
  4. Step 4: Simplify right side
    601,271.24x = 311,103,680,109.51
  5. Step 5: Solve for x
    x = 311,103,680,109.51/601,271.24
  6. Step 6: Final answer
    x = 517,409.88

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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.