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Finding the Fourth Proportional to 446,912.10, 670,368.15 and 446,912.10

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Solution

The fourth proportional to 446,912.10, 670,368.15 and 446,912.10 is: 670,368.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,912.10 : 670,368.15 = 446,912.10 : x
  2. Step 2: Convert to fraction form
    446,912.10/670,368.15 = 446,912.10/x
  3. Step 3: Cross multiply
    446,912.10x = 670,368.15 × 446,912.10
  4. Step 4: Simplify right side
    446,912.10x = 299,595,637,689.62
  5. Step 5: Solve for x
    x = 299,595,637,689.62/446,912.10
  6. Step 6: Final answer
    x = 670,368.15

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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.