Home / 875,412.96-1,313,020.78-235,763.52

Finding the Fourth Proportional to 875,412.96, 1,313,020.78 and 235,763.52

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Solution

The fourth proportional to 875,412.96, 1,313,020.78 and 235,763.52 is: 353,618.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,412.96 : 1,313,020.78 = 235,763.52 : x
  2. Step 2: Convert to fraction form
    875,412.96/1,313,020.78 = 235,763.52/x
  3. Step 3: Cross multiply
    875,412.96x = 1,313,020.78 × 235,763.52
  4. Step 4: Simplify right side
    875,412.96x = 309,562,400,925.95
  5. Step 5: Solve for x
    x = 309,562,400,925.95/875,412.96
  6. Step 6: Final answer
    x = 353,618.71

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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.