Home / 317,920.32-476,569.44-151,824.96

Finding the Fourth Proportional to 317,920.32, 476,569.44 and 151,824.96

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Solution

The fourth proportional to 317,920.32, 476,569.44 and 151,824.96 is: 227,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,920.32 : 476,569.44 = 151,824.96 : x
  2. Step 2: Convert to fraction form
    317,920.32/476,569.44 = 151,824.96/x
  3. Step 3: Cross multiply
    317,920.32x = 476,569.44 × 151,824.96
  4. Step 4: Simplify right side
    317,920.32x = 72,355,136,165.22
  5. Step 5: Solve for x
    x = 72,355,136,165.22/317,920.32
  6. Step 6: Final answer
    x = 227,588.90

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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.