Home / 817,218.36-1,225,563.58-297,819.52

Finding the Fourth Proportional to 817,218.36, 1,225,563.58 and 297,819.52

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Solution

The fourth proportional to 817,218.36, 1,225,563.58 and 297,819.52 is: 446,633.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,218.36 : 1,225,563.58 = 297,819.52 : x
  2. Step 2: Convert to fraction form
    817,218.36/1,225,563.58 = 297,819.52/x
  3. Step 3: Cross multiply
    817,218.36x = 1,225,563.58 × 297,819.52
  4. Step 4: Simplify right side
    817,218.36x = 364,996,757,125.08
  5. Step 5: Solve for x
    x = 364,996,757,125.08/817,218.36
  6. Step 6: Final answer
    x = 446,633.08

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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.