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Finding the Fourth Proportional to 580,450.65, 800,977.98 and 325,752.63

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Solution

The fourth proportional to 580,450.65, 800,977.98 and 325,752.63 is: 449,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,450.65 : 800,977.98 = 325,752.63 : x
  2. Step 2: Convert to fraction form
    580,450.65/800,977.98 = 325,752.63/x
  3. Step 3: Cross multiply
    580,450.65x = 800,977.98 × 325,752.63
  4. Step 4: Simplify right side
    580,450.65x = 260,920,683,557.09
  5. Step 5: Solve for x
    x = 260,920,683,557.09/580,450.65
  6. Step 6: Final answer
    x = 449,513.98

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1.5x scale

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.