Home / 988,803.52-1,483,347.33-305,743.55

Finding the Fourth Proportional to 988,803.52, 1,483,347.33 and 305,743.55

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Solution

The fourth proportional to 988,803.52, 1,483,347.33 and 305,743.55 is: 458,659.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,803.52 : 1,483,347.33 = 305,743.55 : x
  2. Step 2: Convert to fraction form
    988,803.52/1,483,347.33 = 305,743.55/x
  3. Step 3: Cross multiply
    988,803.52x = 1,483,347.33 × 305,743.55
  4. Step 4: Simplify right side
    988,803.52x = 453,523,871,140.49
  5. Step 5: Solve for x
    x = 453,523,871,140.49/988,803.52
  6. Step 6: Final answer
    x = 458,659.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.