Home / 465,946.60-699,017.10-266,103.40

Finding the Fourth Proportional to 465,946.60, 699,017.10 and 266,103.40

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Solution

The fourth proportional to 465,946.60, 699,017.10 and 266,103.40 is: 399,210.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,946.60 : 699,017.10 = 266,103.40 : x
  2. Step 2: Convert to fraction form
    465,946.60/699,017.10 = 266,103.40/x
  3. Step 3: Cross multiply
    465,946.60x = 699,017.10 × 266,103.40
  4. Step 4: Simplify right side
    465,946.60x = 186,010,826,968.14
  5. Step 5: Solve for x
    x = 186,010,826,968.14/465,946.60
  6. Step 6: Final answer
    x = 399,210.61

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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.