Home / 702,866.12-1,054,289.72-170,391.76

Finding the Fourth Proportional to 702,866.12, 1,054,289.72 and 170,391.76

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Solution

The fourth proportional to 702,866.12, 1,054,289.72 and 170,391.76 is: 255,585.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,866.12 : 1,054,289.72 = 170,391.76 : x
  2. Step 2: Convert to fraction form
    702,866.12/1,054,289.72 = 170,391.76/x
  3. Step 3: Cross multiply
    702,866.12x = 1,054,289.72 × 170,391.76
  4. Step 4: Simplify right side
    702,866.12x = 179,642,280,940.71
  5. Step 5: Solve for x
    x = 179,642,280,940.71/702,866.12
  6. Step 6: Final answer
    x = 255,585.35

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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.