Home / 931,878.14-1,397,834.69-292,167.69

Finding the Fourth Proportional to 931,878.14, 1,397,834.69 and 292,167.69

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Solution

The fourth proportional to 931,878.14, 1,397,834.69 and 292,167.69 is: 438,257.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,878.14 : 1,397,834.69 = 292,167.69 : x
  2. Step 2: Convert to fraction form
    931,878.14/1,397,834.69 = 292,167.69/x
  3. Step 3: Cross multiply
    931,878.14x = 1,397,834.69 × 292,167.69
  4. Step 4: Simplify right side
    931,878.14x = 408,402,130,918.33
  5. Step 5: Solve for x
    x = 408,402,130,918.33/931,878.14
  6. Step 6: Final answer
    x = 438,257.02

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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.