Home / 988,297.47-1,363,851.69-535,588.47

Finding the Fourth Proportional to 988,297.47, 1,363,851.69 and 535,588.47

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Solution

The fourth proportional to 988,297.47, 1,363,851.69 and 535,588.47 is: 739,112.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,297.47 : 1,363,851.69 = 535,588.47 : x
  2. Step 2: Convert to fraction form
    988,297.47/1,363,851.69 = 535,588.47/x
  3. Step 3: Cross multiply
    988,297.47x = 1,363,851.69 × 535,588.47
  4. Step 4: Simplify right side
    988,297.47x = 730,463,239,954.01
  5. Step 5: Solve for x
    x = 730,463,239,954.01/988,297.47
  6. Step 6: Final answer
    x = 739,112.73

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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.