Home / 802,666.53-1,204,065.32-403,101.81

Finding the Fourth Proportional to 802,666.53, 1,204,065.32 and 403,101.81

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Solution

The fourth proportional to 802,666.53, 1,204,065.32 and 403,101.81 is: 604,685.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,666.53 : 1,204,065.32 = 403,101.81 : x
  2. Step 2: Convert to fraction form
    802,666.53/1,204,065.32 = 403,101.81/x
  3. Step 3: Cross multiply
    802,666.53x = 1,204,065.32 × 403,101.81
  4. Step 4: Simplify right side
    802,666.53x = 485,360,907,834.72
  5. Step 5: Solve for x
    x = 485,360,907,834.72/802,666.53
  6. Step 6: Final answer
    x = 604,685.62

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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.