Home / 783,583.35-1,175,547.83-251,128.95

Finding the Fourth Proportional to 783,583.35, 1,175,547.83 and 251,128.95

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Solution

The fourth proportional to 783,583.35, 1,175,547.83 and 251,128.95 is: 376,748.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,583.35 : 1,175,547.83 = 251,128.95 : x
  2. Step 2: Convert to fraction form
    783,583.35/1,175,547.83 = 251,128.95/x
  3. Step 3: Cross multiply
    783,583.35x = 1,175,547.83 × 251,128.95
  4. Step 4: Simplify right side
    783,583.35x = 295,214,090,967.03
  5. Step 5: Solve for x
    x = 295,214,090,967.03/783,583.35
  6. Step 6: Final answer
    x = 376,748.81

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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.