Home / 371,788.04-513,070.73-202,022.16

Finding the Fourth Proportional to 371,788.04, 513,070.73 and 202,022.16

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Solution

The fourth proportional to 371,788.04, 513,070.73 and 202,022.16 is: 278,792.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,788.04 : 513,070.73 = 202,022.16 : x
  2. Step 2: Convert to fraction form
    371,788.04/513,070.73 = 202,022.16/x
  3. Step 3: Cross multiply
    371,788.04x = 513,070.73 × 202,022.16
  4. Step 4: Simplify right side
    371,788.04x = 103,651,656,097.27
  5. Step 5: Solve for x
    x = 103,651,656,097.27/371,788.04
  6. Step 6: Final answer
    x = 278,792.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.