Home / 842,567.54-1,162,750.94-479,986.02

Finding the Fourth Proportional to 842,567.54, 1,162,750.94 and 479,986.02

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Solution

The fourth proportional to 842,567.54, 1,162,750.94 and 479,986.02 is: 662,385.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,567.54 : 1,162,750.94 = 479,986.02 : x
  2. Step 2: Convert to fraction form
    842,567.54/1,162,750.94 = 479,986.02/x
  3. Step 3: Cross multiply
    842,567.54x = 1,162,750.94 × 479,986.02
  4. Step 4: Simplify right side
    842,567.54x = 558,104,193,541.93
  5. Step 5: Solve for x
    x = 558,104,193,541.93/842,567.54
  6. Step 6: Final answer
    x = 662,385.11

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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.