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Finding the Fourth Proportional to 260,347.08, 359,355.36 and 151,477.03

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Solution

The fourth proportional to 260,347.08, 359,355.36 and 151,477.03 is: 209,082.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,347.08 : 359,355.36 = 151,477.03 : x
  2. Step 2: Convert to fraction form
    260,347.08/359,355.36 = 151,477.03/x
  3. Step 3: Cross multiply
    260,347.08x = 359,355.36 × 151,477.03
  4. Step 4: Simplify right side
    260,347.08x = 54,434,082,647.38
  5. Step 5: Solve for x
    x = 54,434,082,647.38/260,347.08
  6. Step 6: Final answer
    x = 209,082.75

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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.