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Finding the Fourth Proportional to 336,210.40, 503,872.80 and 247,045.60

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Solution

The fourth proportional to 336,210.40, 503,872.80 and 247,045.60 is: 370,243.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,210.40 : 503,872.80 = 247,045.60 : x
  2. Step 2: Convert to fraction form
    336,210.40/503,872.80 = 247,045.60/x
  3. Step 3: Cross multiply
    336,210.40x = 503,872.80 × 247,045.60
  4. Step 4: Simplify right side
    336,210.40x = 124,479,558,199.68
  5. Step 5: Solve for x
    x = 124,479,558,199.68/336,210.40
  6. Step 6: Final answer
    x = 370,243.03

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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.