Home / 775,919.52-1,070,645.59-436,322.16

Finding the Fourth Proportional to 775,919.52, 1,070,645.59 and 436,322.16

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Solution

The fourth proportional to 775,919.52, 1,070,645.59 and 436,322.16 is: 602,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,919.52 : 1,070,645.59 = 436,322.16 : x
  2. Step 2: Convert to fraction form
    775,919.52/1,070,645.59 = 436,322.16/x
  3. Step 3: Cross multiply
    775,919.52x = 1,070,645.59 × 436,322.16
  4. Step 4: Simplify right side
    775,919.52x = 467,146,396,423.27
  5. Step 5: Solve for x
    x = 467,146,396,423.27/775,919.52
  6. Step 6: Final answer
    x = 602,055.22

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1.5x scale

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.