Home / 992,669.37-1,488,758.01-282,703.56

Finding the Fourth Proportional to 992,669.37, 1,488,758.01 and 282,703.56

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Solution

The fourth proportional to 992,669.37, 1,488,758.01 and 282,703.56 is: 423,985.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,669.37 : 1,488,758.01 = 282,703.56 : x
  2. Step 2: Convert to fraction form
    992,669.37/1,488,758.01 = 282,703.56/x
  3. Step 3: Cross multiply
    992,669.37x = 1,488,758.01 × 282,703.56
  4. Step 4: Simplify right side
    992,669.37x = 420,877,189,405.52
  5. Step 5: Solve for x
    x = 420,877,189,405.52/992,669.37
  6. Step 6: Final answer
    x = 423,985.27

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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.