Home / 317,629.52-476,343.68-104,362.40

Finding the Fourth Proportional to 317,629.52, 476,343.68 and 104,362.40

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Solution

The fourth proportional to 317,629.52, 476,343.68 and 104,362.40 is: 156,510.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,629.52 : 476,343.68 = 104,362.40 : x
  2. Step 2: Convert to fraction form
    317,629.52/476,343.68 = 104,362.40/x
  3. Step 3: Cross multiply
    317,629.52x = 476,343.68 × 104,362.40
  4. Step 4: Simplify right side
    317,629.52x = 49,712,369,669.63
  5. Step 5: Solve for x
    x = 49,712,369,669.63/317,629.52
  6. Step 6: Final answer
    x = 156,510.55

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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.