Home / 358,435.58-494,637.18-197,287.16

Finding the Fourth Proportional to 358,435.58, 494,637.18 and 197,287.16

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Solution

The fourth proportional to 358,435.58, 494,637.18 and 197,287.16 is: 272,254.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,435.58 : 494,637.18 = 197,287.16 : x
  2. Step 2: Convert to fraction form
    358,435.58/494,637.18 = 197,287.16/x
  3. Step 3: Cross multiply
    358,435.58x = 494,637.18 × 197,287.16
  4. Step 4: Simplify right side
    358,435.58x = 97,585,561,999.42
  5. Step 5: Solve for x
    x = 97,585,561,999.42/358,435.58
  6. Step 6: Final answer
    x = 272,254.12

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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.