Home / 988,533.48-1,364,176.80-535,824.48

Finding the Fourth Proportional to 988,533.48, 1,364,176.80 and 535,824.48

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Solution

The fourth proportional to 988,533.48, 1,364,176.80 and 535,824.48 is: 739,438.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,533.48 : 1,364,176.80 = 535,824.48 : x
  2. Step 2: Convert to fraction form
    988,533.48/1,364,176.80 = 535,824.48/x
  3. Step 3: Cross multiply
    988,533.48x = 1,364,176.80 × 535,824.48
  4. Step 4: Simplify right side
    988,533.48x = 730,959,324,488.06
  5. Step 5: Solve for x
    x = 730,959,324,488.06/988,533.48
  6. Step 6: Final answer
    x = 739,438.11

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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.