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Finding the Fourth Proportional to 336,063.60, 504,095.40 and 316,364.40

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Solution

The fourth proportional to 336,063.60, 504,095.40 and 316,364.40 is: 474,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,063.60 : 504,095.40 = 316,364.40 : x
  2. Step 2: Convert to fraction form
    336,063.60/504,095.40 = 316,364.40/x
  3. Step 3: Cross multiply
    336,063.60x = 504,095.40 × 316,364.40
  4. Step 4: Simplify right side
    336,063.60x = 159,477,838,763.76
  5. Step 5: Solve for x
    x = 159,477,838,763.76/336,063.60
  6. Step 6: Final answer
    x = 474,546.60

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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.