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Finding the Fourth Proportional to 301,956.20, 453,128.70 and 175,596.20

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Solution

The fourth proportional to 301,956.20, 453,128.70 and 175,596.20 is: 263,507.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,956.20 : 453,128.70 = 175,596.20 : x
  2. Step 2: Convert to fraction form
    301,956.20/453,128.70 = 175,596.20/x
  3. Step 3: Cross multiply
    301,956.20x = 453,128.70 × 175,596.20
  4. Step 4: Simplify right side
    301,956.20x = 79,567,677,830.94
  5. Step 5: Solve for x
    x = 79,567,677,830.94/301,956.20
  6. Step 6: Final answer
    x = 263,507.35

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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.