Home / 804,339.12-1,109,867.58-460,120.32

Finding the Fourth Proportional to 804,339.12, 1,109,867.58 and 460,120.32

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Solution

The fourth proportional to 804,339.12, 1,109,867.58 and 460,120.32 is: 634,897.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,339.12 : 1,109,867.58 = 460,120.32 : x
  2. Step 2: Convert to fraction form
    804,339.12/1,109,867.58 = 460,120.32/x
  3. Step 3: Cross multiply
    804,339.12x = 1,109,867.58 × 460,120.32
  4. Step 4: Simplify right side
    804,339.12x = 510,672,626,067.23
  5. Step 5: Solve for x
    x = 510,672,626,067.23/804,339.12
  6. Step 6: Final answer
    x = 634,897.16

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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.