Home / 1,370,087.45-2,055,139.67-359,200.32

Finding the Fourth Proportional to 1,370,087.45, 2,055,139.67 and 359,200.32

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Solution

The fourth proportional to 1,370,087.45, 2,055,139.67 and 359,200.32 is: 538,802.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,087.45 : 2,055,139.67 = 359,200.32 : x
  2. Step 2: Convert to fraction form
    1,370,087.45/2,055,139.67 = 359,200.32/x
  3. Step 3: Cross multiply
    1,370,087.45x = 2,055,139.67 × 359,200.32
  4. Step 4: Simplify right side
    1,370,087.45x = 738,206,825,312.69
  5. Step 5: Solve for x
    x = 738,206,825,312.69/1,370,087.45
  6. Step 6: Final answer
    x = 538,802.71

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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.