Home / 533,871.81-736,746.03-301,300.70

Finding the Fourth Proportional to 533,871.81, 736,746.03 and 301,300.70

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Solution

The fourth proportional to 533,871.81, 736,746.03 and 301,300.70 is: 415,796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,871.81 : 736,746.03 = 301,300.70 : x
  2. Step 2: Convert to fraction form
    533,871.81/736,746.03 = 301,300.70/x
  3. Step 3: Cross multiply
    533,871.81x = 736,746.03 × 301,300.70
  4. Step 4: Simplify right side
    533,871.81x = 221,982,090,877.49
  5. Step 5: Solve for x
    x = 221,982,090,877.49/533,871.81
  6. Step 6: Final answer
    x = 415,796.61

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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.