Home / 775,896.08-1,070,726.28-436,364.32

Finding the Fourth Proportional to 775,896.08, 1,070,726.28 and 436,364.32

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Solution

The fourth proportional to 775,896.08, 1,070,726.28 and 436,364.32 is: 602,176.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,896.08 : 1,070,726.28 = 436,364.32 : x
  2. Step 2: Convert to fraction form
    775,896.08/1,070,726.28 = 436,364.32/x
  3. Step 3: Cross multiply
    775,896.08x = 1,070,726.28 × 436,364.32
  4. Step 4: Simplify right side
    775,896.08x = 467,226,745,078.33
  5. Step 5: Solve for x
    x = 467,226,745,078.33/775,896.08
  6. Step 6: Final answer
    x = 602,176.96

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Double scale
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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.