Home / 1,555,367.88-2,332,829.85-490,271.34

Finding the Fourth Proportional to 1,555,367.88, 2,332,829.85 and 490,271.34

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Solution

The fourth proportional to 1,555,367.88, 2,332,829.85 and 490,271.34 is: 735,337.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,367.88 : 2,332,829.85 = 490,271.34 : x
  2. Step 2: Convert to fraction form
    1,555,367.88/2,332,829.85 = 490,271.34/x
  3. Step 3: Cross multiply
    1,555,367.88x = 2,332,829.85 × 490,271.34
  4. Step 4: Simplify right side
    1,555,367.88x = 1,143,719,616,551.50
  5. Step 5: Solve for x
    x = 1,143,719,616,551.50/1,555,367.88
  6. Step 6: Final answer
    x = 735,337.04

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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.