Home / 305,533.90-458,299.03-166,178.26

Finding the Fourth Proportional to 305,533.90, 458,299.03 and 166,178.26

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Solution

The fourth proportional to 305,533.90, 458,299.03 and 166,178.26 is: 249,266.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,533.90 : 458,299.03 = 166,178.26 : x
  2. Step 2: Convert to fraction form
    305,533.90/458,299.03 = 166,178.26/x
  3. Step 3: Cross multiply
    305,533.90x = 458,299.03 × 166,178.26
  4. Step 4: Simplify right side
    305,533.90x = 76,159,334,534.20
  5. Step 5: Solve for x
    x = 76,159,334,534.20/305,533.90
  6. Step 6: Final answer
    x = 249,266.40

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1.5x scale

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.