Home / 688,370.02-1,032,819.81-333,356.74

Finding the Fourth Proportional to 688,370.02, 1,032,819.81 and 333,356.74

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Solution

The fourth proportional to 688,370.02, 1,032,819.81 and 333,356.74 is: 500,163.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,370.02 : 1,032,819.81 = 333,356.74 : x
  2. Step 2: Convert to fraction form
    688,370.02/1,032,819.81 = 333,356.74/x
  3. Step 3: Cross multiply
    688,370.02x = 1,032,819.81 × 333,356.74
  4. Step 4: Simplify right side
    688,370.02x = 344,297,444,869.02
  5. Step 5: Solve for x
    x = 344,297,444,869.02/688,370.02
  6. Step 6: Final answer
    x = 500,163.33

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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.