Home / 778,966.56-1,168,508.93-210,339.38

Finding the Fourth Proportional to 778,966.56, 1,168,508.93 and 210,339.38

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Solution

The fourth proportional to 778,966.56, 1,168,508.93 and 210,339.38 is: 315,525.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,966.56 : 1,168,508.93 = 210,339.38 : x
  2. Step 2: Convert to fraction form
    778,966.56/1,168,508.93 = 210,339.38/x
  3. Step 3: Cross multiply
    778,966.56x = 1,168,508.93 × 210,339.38
  4. Step 4: Simplify right side
    778,966.56x = 245,783,436,966.42
  5. Step 5: Solve for x
    x = 245,783,436,966.42/778,966.56
  6. Step 6: Final answer
    x = 315,525.02

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1.5x scale

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.