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Finding the Fourth Proportional to 317,460.01, 476,160.85 and 107,099.77

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Solution

The fourth proportional to 317,460.01, 476,160.85 and 107,099.77 is: 160,639.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,460.01 : 476,160.85 = 107,099.77 : x
  2. Step 2: Convert to fraction form
    317,460.01/476,160.85 = 107,099.77/x
  3. Step 3: Cross multiply
    317,460.01x = 476,160.85 × 107,099.77
  4. Step 4: Simplify right side
    317,460.01x = 50,996,717,518.00
  5. Step 5: Solve for x
    x = 50,996,717,518.00/317,460.01
  6. Step 6: Final answer
    x = 160,639.82

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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.