Home / 988,052.32-1,363,512.56-535,343.32

Finding the Fourth Proportional to 988,052.32, 1,363,512.56 and 535,343.32

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Solution

The fourth proportional to 988,052.32, 1,363,512.56 and 535,343.32 is: 738,773.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,052.32 : 1,363,512.56 = 535,343.32 : x
  2. Step 2: Convert to fraction form
    988,052.32/1,363,512.56 = 535,343.32/x
  3. Step 3: Cross multiply
    988,052.32x = 1,363,512.56 × 535,343.32
  4. Step 4: Simplify right side
    988,052.32x = 729,947,340,732.10
  5. Step 5: Solve for x
    x = 729,947,340,732.10/988,052.32
  6. Step 6: Final answer
    x = 738,773.98

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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.