Home / 808,881.39-1,116,279.69-446,328.60

Finding the Fourth Proportional to 808,881.39, 1,116,279.69 and 446,328.60

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Solution

The fourth proportional to 808,881.39, 1,116,279.69 and 446,328.60 is: 615,946.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,881.39 : 1,116,279.69 = 446,328.60 : x
  2. Step 2: Convert to fraction form
    808,881.39/1,116,279.69 = 446,328.60/x
  3. Step 3: Cross multiply
    808,881.39x = 1,116,279.69 × 446,328.60
  4. Step 4: Simplify right side
    808,881.39x = 498,227,556,531.01
  5. Step 5: Solve for x
    x = 498,227,556,531.01/808,881.39
  6. Step 6: Final answer
    x = 615,946.37

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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.