Home / 1,009,748.43-1,514,610.59-290,107.85

Finding the Fourth Proportional to 1,009,748.43, 1,514,610.59 and 290,107.85

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Solution

The fourth proportional to 1,009,748.43, 1,514,610.59 and 290,107.85 is: 435,158.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,748.43 : 1,514,610.59 = 290,107.85 : x
  2. Step 2: Convert to fraction form
    1,009,748.43/1,514,610.59 = 290,107.85/x
  3. Step 3: Cross multiply
    1,009,748.43x = 1,514,610.59 × 290,107.85
  4. Step 4: Simplify right side
    1,009,748.43x = 439,400,412,828.54
  5. Step 5: Solve for x
    x = 439,400,412,828.54/1,009,748.43
  6. Step 6: Final answer
    x = 435,158.30

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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.