Home / 942,537.45-1,300,662.82-512,819.29

Finding the Fourth Proportional to 942,537.45, 1,300,662.82 and 512,819.29

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Solution

The fourth proportional to 942,537.45, 1,300,662.82 and 512,819.29 is: 707,669.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,537.45 : 1,300,662.82 = 512,819.29 : x
  2. Step 2: Convert to fraction form
    942,537.45/1,300,662.82 = 512,819.29/x
  3. Step 3: Cross multiply
    942,537.45x = 1,300,662.82 × 512,819.29
  4. Step 4: Simplify right side
    942,537.45x = 667,004,983,881.80
  5. Step 5: Solve for x
    x = 667,004,983,881.80/942,537.45
  6. Step 6: Final answer
    x = 707,669.48

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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.