Home / 317,442.22-438,075.60-174,215.59

Finding the Fourth Proportional to 317,442.22, 438,075.60 and 174,215.59

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Solution

The fourth proportional to 317,442.22, 438,075.60 and 174,215.59 is: 240,420.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,442.22 : 438,075.60 = 174,215.59 : x
  2. Step 2: Convert to fraction form
    317,442.22/438,075.60 = 174,215.59/x
  3. Step 3: Cross multiply
    317,442.22x = 438,075.60 × 174,215.59
  4. Step 4: Simplify right side
    317,442.22x = 76,319,599,118.60
  5. Step 5: Solve for x
    x = 76,319,599,118.60/317,442.22
  6. Step 6: Final answer
    x = 240,420.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.