Home / 1,087,957.58-1,631,934.54-289,239.26

Finding the Fourth Proportional to 1,087,957.58, 1,631,934.54 and 289,239.26

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Solution

The fourth proportional to 1,087,957.58, 1,631,934.54 and 289,239.26 is: 433,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,957.58 : 1,631,934.54 = 289,239.26 : x
  2. Step 2: Convert to fraction form
    1,087,957.58/1,631,934.54 = 289,239.26/x
  3. Step 3: Cross multiply
    1,087,957.58x = 1,631,934.54 × 289,239.26
  4. Step 4: Simplify right side
    1,087,957.58x = 472,019,530,558.37
  5. Step 5: Solve for x
    x = 472,019,530,558.37/1,087,957.58
  6. Step 6: Final answer
    x = 433,858.40

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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.