Home / 791,272.63-1,091,956.85-464,521.69

Finding the Fourth Proportional to 791,272.63, 1,091,956.85 and 464,521.69

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Solution

The fourth proportional to 791,272.63, 1,091,956.85 and 464,521.69 is: 641,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,272.63 : 1,091,956.85 = 464,521.69 : x
  2. Step 2: Convert to fraction form
    791,272.63/1,091,956.85 = 464,521.69/x
  3. Step 3: Cross multiply
    791,272.63x = 1,091,956.85 × 464,521.69
  4. Step 4: Simplify right side
    791,272.63x = 507,237,641,369.08
  5. Step 5: Solve for x
    x = 507,237,641,369.08/791,272.63
  6. Step 6: Final answer
    x = 641,040.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.