Home / 783,396.63-1,175,619.83-503,110.71

Finding the Fourth Proportional to 783,396.63, 1,175,619.83 and 503,110.71

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Solution

The fourth proportional to 783,396.63, 1,175,619.83 and 503,110.71 is: 755,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,396.63 : 1,175,619.83 = 503,110.71 : x
  2. Step 2: Convert to fraction form
    783,396.63/1,175,619.83 = 503,110.71/x
  3. Step 3: Cross multiply
    783,396.63x = 1,175,619.83 × 503,110.71
  4. Step 4: Simplify right side
    783,396.63x = 591,466,924,845.83
  5. Step 5: Solve for x
    x = 591,466,924,845.83/783,396.63
  6. Step 6: Final answer
    x = 755,003.15

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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.