Home / 270,646.20-373,438.62-154,343.16

Finding the Fourth Proportional to 270,646.20, 373,438.62 and 154,343.16

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Solution

The fourth proportional to 270,646.20, 373,438.62 and 154,343.16 is: 212,963.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,646.20 : 373,438.62 = 154,343.16 : x
  2. Step 2: Convert to fraction form
    270,646.20/373,438.62 = 154,343.16/x
  3. Step 3: Cross multiply
    270,646.20x = 373,438.62 × 154,343.16
  4. Step 4: Simplify right side
    270,646.20x = 57,637,696,676.84
  5. Step 5: Solve for x
    x = 57,637,696,676.84/270,646.20
  6. Step 6: Final answer
    x = 212,963.26

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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.