Home / 719,814.98-1,079,611.76-240,051.18

Finding the Fourth Proportional to 719,814.98, 1,079,611.76 and 240,051.18

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Solution

The fourth proportional to 719,814.98, 1,079,611.76 and 240,051.18 is: 360,039.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,814.98 : 1,079,611.76 = 240,051.18 : x
  2. Step 2: Convert to fraction form
    719,814.98/1,079,611.76 = 240,051.18/x
  3. Step 3: Cross multiply
    719,814.98x = 1,079,611.76 × 240,051.18
  4. Step 4: Simplify right side
    719,814.98x = 259,162,076,929.88
  5. Step 5: Solve for x
    x = 259,162,076,929.88/719,814.98
  6. Step 6: Final answer
    x = 360,039.85

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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.