Home / 740,666.94-1,110,963.24-260,918.52

Finding the Fourth Proportional to 740,666.94, 1,110,963.24 and 260,918.52

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Solution

The fourth proportional to 740,666.94, 1,110,963.24 and 260,918.52 is: 391,364.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,666.94 : 1,110,963.24 = 260,918.52 : x
  2. Step 2: Convert to fraction form
    740,666.94/1,110,963.24 = 260,918.52/x
  3. Step 3: Cross multiply
    740,666.94x = 1,110,963.24 × 260,918.52
  4. Step 4: Simplify right side
    740,666.94x = 289,870,884,355.21
  5. Step 5: Solve for x
    x = 289,870,884,355.21/740,666.94
  6. Step 6: Final answer
    x = 391,364.69

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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.