Home / 437,225.11-603,362.55-238,316.03

Finding the Fourth Proportional to 437,225.11, 603,362.55 and 238,316.03

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Solution

The fourth proportional to 437,225.11, 603,362.55 and 238,316.03 is: 328,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,225.11 : 603,362.55 = 238,316.03 : x
  2. Step 2: Convert to fraction form
    437,225.11/603,362.55 = 238,316.03/x
  3. Step 3: Cross multiply
    437,225.11x = 603,362.55 × 238,316.03
  4. Step 4: Simplify right side
    437,225.11x = 143,790,963,358.28
  5. Step 5: Solve for x
    x = 143,790,963,358.28/437,225.11
  6. Step 6: Final answer
    x = 328,871.70

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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.