Home / 780,862.44-1,077,582.60-436,694.52

Finding the Fourth Proportional to 780,862.44, 1,077,582.60 and 436,694.52

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Solution

The fourth proportional to 780,862.44, 1,077,582.60 and 436,694.52 is: 602,634.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,862.44 : 1,077,582.60 = 436,694.52 : x
  2. Step 2: Convert to fraction form
    780,862.44/1,077,582.60 = 436,694.52/x
  3. Step 3: Cross multiply
    780,862.44x = 1,077,582.60 × 436,694.52
  4. Step 4: Simplify right side
    780,862.44x = 470,574,416,267.35
  5. Step 5: Solve for x
    x = 470,574,416,267.35/780,862.44
  6. Step 6: Final answer
    x = 602,634.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.