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Finding the Fourth Proportional to 224,457.40, 336,277.86 and 130,678.84

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Solution

The fourth proportional to 224,457.40, 336,277.86 and 130,678.84 is: 195,780.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,457.40 : 336,277.86 = 130,678.84 : x
  2. Step 2: Convert to fraction form
    224,457.40/336,277.86 = 130,678.84/x
  3. Step 3: Cross multiply
    224,457.40x = 336,277.86 × 130,678.84
  4. Step 4: Simplify right side
    224,457.40x = 43,944,400,662.48
  5. Step 5: Solve for x
    x = 43,944,400,662.48/224,457.40
  6. Step 6: Final answer
    x = 195,780.58

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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.