Home / 988,381.48-1,363,954.26-535,662.76

Finding the Fourth Proportional to 988,381.48, 1,363,954.26 and 535,662.76

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Solution

The fourth proportional to 988,381.48, 1,363,954.26 and 535,662.76 is: 739,208.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,381.48 : 1,363,954.26 = 535,662.76 : x
  2. Step 2: Convert to fraction form
    988,381.48/1,363,954.26 = 535,662.76/x
  3. Step 3: Cross multiply
    988,381.48x = 1,363,954.26 × 535,662.76
  4. Step 4: Simplify right side
    988,381.48x = 730,619,503,425.36
  5. Step 5: Solve for x
    x = 730,619,503,425.36/988,381.48
  6. Step 6: Final answer
    x = 739,208.01

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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.