Home / 450,078.04-621,106.14-248,874.04

Finding the Fourth Proportional to 450,078.04, 621,106.14 and 248,874.04

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Solution

The fourth proportional to 450,078.04, 621,106.14 and 248,874.04 is: 343,445.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,078.04 : 621,106.14 = 248,874.04 : x
  2. Step 2: Convert to fraction form
    450,078.04/621,106.14 = 248,874.04/x
  3. Step 3: Cross multiply
    450,078.04x = 621,106.14 × 248,874.04
  4. Step 4: Simplify right side
    450,078.04x = 154,577,194,330.61
  5. Step 5: Solve for x
    x = 154,577,194,330.61/450,078.04
  6. Step 6: Final answer
    x = 343,445.32

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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.