Home / 689,064.48-1,032,697.23-351,819.96

Finding the Fourth Proportional to 689,064.48, 1,032,697.23 and 351,819.96

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Solution

The fourth proportional to 689,064.48, 1,032,697.23 and 351,819.96 is: 527,270.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,064.48 : 1,032,697.23 = 351,819.96 : x
  2. Step 2: Convert to fraction form
    689,064.48/1,032,697.23 = 351,819.96/x
  3. Step 3: Cross multiply
    689,064.48x = 1,032,697.23 × 351,819.96
  4. Step 4: Simplify right side
    689,064.48x = 363,323,498,150.71
  5. Step 5: Solve for x
    x = 363,323,498,150.71/689,064.48
  6. Step 6: Final answer
    x = 527,270.68

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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.