Home / 957,657.30-1,321,581.72-522,074.94

Finding the Fourth Proportional to 957,657.30, 1,321,581.72 and 522,074.94

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Solution

The fourth proportional to 957,657.30, 1,321,581.72 and 522,074.94 is: 720,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,657.30 : 1,321,581.72 = 522,074.94 : x
  2. Step 2: Convert to fraction form
    957,657.30/1,321,581.72 = 522,074.94/x
  3. Step 3: Cross multiply
    957,657.30x = 1,321,581.72 × 522,074.94
  4. Step 4: Simplify right side
    957,657.30x = 689,964,697,174.10
  5. Step 5: Solve for x
    x = 689,964,697,174.10/957,657.30
  6. Step 6: Final answer
    x = 720,471.40

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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.