Home / 1,446,139.50-2,168,772.38-434,992.96

Finding the Fourth Proportional to 1,446,139.50, 2,168,772.38 and 434,992.96

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Solution

The fourth proportional to 1,446,139.50, 2,168,772.38 and 434,992.96 is: 652,358.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,139.50 : 2,168,772.38 = 434,992.96 : x
  2. Step 2: Convert to fraction form
    1,446,139.50/2,168,772.38 = 434,992.96/x
  3. Step 3: Cross multiply
    1,446,139.50x = 2,168,772.38 × 434,992.96
  4. Step 4: Simplify right side
    1,446,139.50x = 943,400,717,142.45
  5. Step 5: Solve for x
    x = 943,400,717,142.45/1,446,139.50
  6. Step 6: Final answer
    x = 652,358.03

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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.