Home / 1,342,688.39-2,014,012.87-331,810.32

Finding the Fourth Proportional to 1,342,688.39, 2,014,012.87 and 331,810.32

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Solution

The fourth proportional to 1,342,688.39, 2,014,012.87 and 331,810.32 is: 497,710.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,688.39 : 2,014,012.87 = 331,810.32 : x
  2. Step 2: Convert to fraction form
    1,342,688.39/2,014,012.87 = 331,810.32/x
  3. Step 3: Cross multiply
    1,342,688.39x = 2,014,012.87 × 331,810.32
  4. Step 4: Simplify right side
    1,342,688.39x = 668,270,254,878.82
  5. Step 5: Solve for x
    x = 668,270,254,878.82/1,342,688.39
  6. Step 6: Final answer
    x = 497,710.61

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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.