Home / 992,435.52-1,488,776.32-282,518.92

Finding the Fourth Proportional to 992,435.52, 1,488,776.32 and 282,518.92

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Solution

The fourth proportional to 992,435.52, 1,488,776.32 and 282,518.92 is: 423,813.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,435.52 : 1,488,776.32 = 282,518.92 : x
  2. Step 2: Convert to fraction form
    992,435.52/1,488,776.32 = 282,518.92/x
  3. Step 3: Cross multiply
    992,435.52x = 1,488,776.32 × 282,518.92
  4. Step 4: Simplify right side
    992,435.52x = 420,607,480,262.09
  5. Step 5: Solve for x
    x = 420,607,480,262.09/992,435.52
  6. Step 6: Final answer
    x = 423,813.41

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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.