Home / 676,763.42-1,014,751.65-256,071.74

Finding the Fourth Proportional to 676,763.42, 1,014,751.65 and 256,071.74

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Solution

The fourth proportional to 676,763.42, 1,014,751.65 and 256,071.74 is: 383,958.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,763.42 : 1,014,751.65 = 256,071.74 : x
  2. Step 2: Convert to fraction form
    676,763.42/1,014,751.65 = 256,071.74/x
  3. Step 3: Cross multiply
    676,763.42x = 1,014,751.65 × 256,071.74
  4. Step 4: Simplify right side
    676,763.42x = 259,849,220,683.37
  5. Step 5: Solve for x
    x = 259,849,220,683.37/676,763.42
  6. Step 6: Final answer
    x = 383,958.73

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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.