Home / 992,668.37-1,488,756.51-282,702.56

Finding the Fourth Proportional to 992,668.37, 1,488,756.51 and 282,702.56

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Solution

The fourth proportional to 992,668.37, 1,488,756.51 and 282,702.56 is: 423,983.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,668.37 : 1,488,756.51 = 282,702.56 : x
  2. Step 2: Convert to fraction form
    992,668.37/1,488,756.51 = 282,702.56/x
  3. Step 3: Cross multiply
    992,668.37x = 1,488,756.51 × 282,702.56
  4. Step 4: Simplify right side
    992,668.37x = 420,875,269,149.88
  5. Step 5: Solve for x
    x = 420,875,269,149.88/992,668.37
  6. Step 6: Final answer
    x = 423,983.76

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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.