Home / 531,941.28-734,173.92-317,095.04

Finding the Fourth Proportional to 531,941.28, 734,173.92 and 317,095.04

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Solution

The fourth proportional to 531,941.28, 734,173.92 and 317,095.04 is: 437,647.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,941.28 : 734,173.92 = 317,095.04 : x
  2. Step 2: Convert to fraction form
    531,941.28/734,173.92 = 317,095.04/x
  3. Step 3: Cross multiply
    531,941.28x = 734,173.92 × 317,095.04
  4. Step 4: Simplify right side
    531,941.28x = 232,802,908,529.36
  5. Step 5: Solve for x
    x = 232,802,908,529.36/531,941.28
  6. Step 6: Final answer
    x = 437,647.76

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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.