Home / 455,822.29-683,733.93-118,862.65

Finding the Fourth Proportional to 455,822.29, 683,733.93 and 118,862.65

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Solution

The fourth proportional to 455,822.29, 683,733.93 and 118,862.65 is: 178,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,822.29 : 683,733.93 = 118,862.65 : x
  2. Step 2: Convert to fraction form
    455,822.29/683,733.93 = 118,862.65/x
  3. Step 3: Cross multiply
    455,822.29x = 683,733.93 × 118,862.65
  4. Step 4: Simplify right side
    455,822.29x = 81,270,422,801.73
  5. Step 5: Solve for x
    x = 81,270,422,801.73/455,822.29
  6. Step 6: Final answer
    x = 178,294.10

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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.