Home / 719,973.08-1,079,945.04-187,482.32

Finding the Fourth Proportional to 719,973.08, 1,079,945.04 and 187,482.32

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Solution

The fourth proportional to 719,973.08, 1,079,945.04 and 187,482.32 is: 281,219.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,973.08 : 1,079,945.04 = 187,482.32 : x
  2. Step 2: Convert to fraction form
    719,973.08/1,079,945.04 = 187,482.32/x
  3. Step 3: Cross multiply
    719,973.08x = 1,079,945.04 × 187,482.32
  4. Step 4: Simplify right side
    719,973.08x = 202,470,601,571.69
  5. Step 5: Solve for x
    x = 202,470,601,571.69/719,973.08
  6. Step 6: Final answer
    x = 281,219.68

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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.