Home / 847,539.96-1,271,303.03-342,093.17

Finding the Fourth Proportional to 847,539.96, 1,271,303.03 and 342,093.17

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Solution

The fourth proportional to 847,539.96, 1,271,303.03 and 342,093.17 is: 513,136.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,539.96 : 1,271,303.03 = 342,093.17 : x
  2. Step 2: Convert to fraction form
    847,539.96/1,271,303.03 = 342,093.17/x
  3. Step 3: Cross multiply
    847,539.96x = 1,271,303.03 × 342,093.17
  4. Step 4: Simplify right side
    847,539.96x = 434,904,087,596.80
  5. Step 5: Solve for x
    x = 434,904,087,596.80/847,539.96
  6. Step 6: Final answer
    x = 513,136.97

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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.