Home / 708,629.67-1,062,383.18-353,460.87

Finding the Fourth Proportional to 708,629.67, 1,062,383.18 and 353,460.87

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Solution

The fourth proportional to 708,629.67, 1,062,383.18 and 353,460.87 is: 529,911.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,629.67 : 1,062,383.18 = 353,460.87 : x
  2. Step 2: Convert to fraction form
    708,629.67/1,062,383.18 = 353,460.87/x
  3. Step 3: Cross multiply
    708,629.67x = 1,062,383.18 × 353,460.87
  4. Step 4: Simplify right side
    708,629.67x = 375,510,881,308.86
  5. Step 5: Solve for x
    x = 375,510,881,308.86/708,629.67
  6. Step 6: Final answer
    x = 529,911.32

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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.