Home / 863,150.40-1,294,822.80-264,106.80

Finding the Fourth Proportional to 863,150.40, 1,294,822.80 and 264,106.80

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Solution

The fourth proportional to 863,150.40, 1,294,822.80 and 264,106.80 is: 396,189.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,150.40 : 1,294,822.80 = 264,106.80 : x
  2. Step 2: Convert to fraction form
    863,150.40/1,294,822.80 = 264,106.80/x
  3. Step 3: Cross multiply
    863,150.40x = 1,294,822.80 × 264,106.80
  4. Step 4: Simplify right side
    863,150.40x = 341,971,506,275.04
  5. Step 5: Solve for x
    x = 341,971,506,275.04/863,150.40
  6. Step 6: Final answer
    x = 396,189.94

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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.