Home / 1,157,455.80-1,736,183.70-358,982.10

Finding the Fourth Proportional to 1,157,455.80, 1,736,183.70 and 358,982.10

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Solution

The fourth proportional to 1,157,455.80, 1,736,183.70 and 358,982.10 is: 538,473.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,455.80 : 1,736,183.70 = 358,982.10 : x
  2. Step 2: Convert to fraction form
    1,157,455.80/1,736,183.70 = 358,982.10/x
  3. Step 3: Cross multiply
    1,157,455.80x = 1,736,183.70 × 358,982.10
  4. Step 4: Simplify right side
    1,157,455.80x = 623,258,870,611.77
  5. Step 5: Solve for x
    x = 623,258,870,611.77/1,157,455.80
  6. Step 6: Final answer
    x = 538,473.15

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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.