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Finding the Fourth Proportional to 479,865.63, 719,225.88 and 223,353.01

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Solution

The fourth proportional to 479,865.63, 719,225.88 and 223,353.01 is: 334,763.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,865.63 : 719,225.88 = 223,353.01 : x
  2. Step 2: Convert to fraction form
    479,865.63/719,225.88 = 223,353.01/x
  3. Step 3: Cross multiply
    479,865.63x = 719,225.88 × 223,353.01
  4. Step 4: Simplify right side
    479,865.63x = 160,641,266,485.72
  5. Step 5: Solve for x
    x = 160,641,266,485.72/479,865.63
  6. Step 6: Final answer
    x = 334,763.02

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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.