Home / 370,880.12-556,389.43-168,490.43

Finding the Fourth Proportional to 370,880.12, 556,389.43 and 168,490.43

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Solution

The fourth proportional to 370,880.12, 556,389.43 and 168,490.43 is: 252,767.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,880.12 : 556,389.43 = 168,490.43 : x
  2. Step 2: Convert to fraction form
    370,880.12/556,389.43 = 168,490.43/x
  3. Step 3: Cross multiply
    370,880.12x = 556,389.43 × 168,490.43
  4. Step 4: Simplify right side
    370,880.12x = 93,746,293,665.32
  5. Step 5: Solve for x
    x = 93,746,293,665.32/370,880.12
  6. Step 6: Final answer
    x = 252,767.11

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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.