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Finding the Fourth Proportional to 336,162.30, 504,243.45 and 260,054.70

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Solution

The fourth proportional to 336,162.30, 504,243.45 and 260,054.70 is: 390,082.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,162.30 : 504,243.45 = 260,054.70 : x
  2. Step 2: Convert to fraction form
    336,162.30/504,243.45 = 260,054.70/x
  3. Step 3: Cross multiply
    336,162.30x = 504,243.45 × 260,054.70
  4. Step 4: Simplify right side
    336,162.30x = 131,130,879,116.72
  5. Step 5: Solve for x
    x = 131,130,879,116.72/336,162.30
  6. Step 6: Final answer
    x = 390,082.05

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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.