Home / 1,051,319.72-1,576,411.42-331,525.64

Finding the Fourth Proportional to 1,051,319.72, 1,576,411.42 and 331,525.64

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Solution

The fourth proportional to 1,051,319.72, 1,576,411.42 and 331,525.64 is: 497,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,319.72 : 1,576,411.42 = 331,525.64 : x
  2. Step 2: Convert to fraction form
    1,051,319.72/1,576,411.42 = 331,525.64/x
  3. Step 3: Cross multiply
    1,051,319.72x = 1,576,411.42 × 331,525.64
  4. Step 4: Simplify right side
    1,051,319.72x = 522,620,804,918.81
  5. Step 5: Solve for x
    x = 522,620,804,918.81/1,051,319.72
  6. Step 6: Final answer
    x = 497,109.30

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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.