Home / 1,037,963.80-1,557,237.30-505,502.20

Finding the Fourth Proportional to 1,037,963.80, 1,557,237.30 and 505,502.20

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Solution

The fourth proportional to 1,037,963.80, 1,557,237.30 and 505,502.20 is: 758,395.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,963.80 : 1,557,237.30 = 505,502.20 : x
  2. Step 2: Convert to fraction form
    1,037,963.80/1,557,237.30 = 505,502.20/x
  3. Step 3: Cross multiply
    1,037,963.80x = 1,557,237.30 × 505,502.20
  4. Step 4: Simplify right side
    1,037,963.80x = 787,186,881,072.06
  5. Step 5: Solve for x
    x = 787,186,881,072.06/1,037,963.80
  6. Step 6: Final answer
    x = 758,395.31

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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.