Home / 488,466.24-674,143.20-297,507.36

Finding the Fourth Proportional to 488,466.24, 674,143.20 and 297,507.36

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Solution

The fourth proportional to 488,466.24, 674,143.20 and 297,507.36 is: 410,596.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,466.24 : 674,143.20 = 297,507.36 : x
  2. Step 2: Convert to fraction form
    488,466.24/674,143.20 = 297,507.36/x
  3. Step 3: Cross multiply
    488,466.24x = 674,143.20 × 297,507.36
  4. Step 4: Simplify right side
    488,466.24x = 200,562,563,693.95
  5. Step 5: Solve for x
    x = 200,562,563,693.95/488,466.24
  6. Step 6: Final answer
    x = 410,596.57

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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.