Home / 1,190,361.32-1,785,085.04-506,814.78

Finding the Fourth Proportional to 1,190,361.32, 1,785,085.04 and 506,814.78

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Solution

The fourth proportional to 1,190,361.32, 1,785,085.04 and 506,814.78 is: 760,027.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,361.32 : 1,785,085.04 = 506,814.78 : x
  2. Step 2: Convert to fraction form
    1,190,361.32/1,785,085.04 = 506,814.78/x
  3. Step 3: Cross multiply
    1,190,361.32x = 1,785,085.04 × 506,814.78
  4. Step 4: Simplify right side
    1,190,361.32x = 904,707,481,828.89
  5. Step 5: Solve for x
    x = 904,707,481,828.89/1,190,361.32
  6. Step 6: Final answer
    x = 760,027.62

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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.