Home / 989,233.53-1,365,142.29-559,504.44

Finding the Fourth Proportional to 989,233.53, 1,365,142.29 and 559,504.44

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Solution

The fourth proportional to 989,233.53, 1,365,142.29 and 559,504.44 is: 772,116.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,233.53 : 1,365,142.29 = 559,504.44 : x
  2. Step 2: Convert to fraction form
    989,233.53/1,365,142.29 = 559,504.44/x
  3. Step 3: Cross multiply
    989,233.53x = 1,365,142.29 × 559,504.44
  4. Step 4: Simplify right side
    989,233.53x = 763,803,172,486.77
  5. Step 5: Solve for x
    x = 763,803,172,486.77/989,233.53
  6. Step 6: Final answer
    x = 772,116.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.