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Finding the Fourth Proportional to 317,846.68, 476,762.64 and 160,032.76

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Solution

The fourth proportional to 317,846.68, 476,762.64 and 160,032.76 is: 240,045.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,846.68 : 476,762.64 = 160,032.76 : x
  2. Step 2: Convert to fraction form
    317,846.68/476,762.64 = 160,032.76/x
  3. Step 3: Cross multiply
    317,846.68x = 476,762.64 × 160,032.76
  4. Step 4: Simplify right side
    317,846.68x = 76,297,641,144.09
  5. Step 5: Solve for x
    x = 76,297,641,144.09/317,846.68
  6. Step 6: Final answer
    x = 240,045.42

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1.5x scale

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.