Home / 676,875.60-1,015,313.40-277,383.60

Finding the Fourth Proportional to 676,875.60, 1,015,313.40 and 277,383.60

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Solution

The fourth proportional to 676,875.60, 1,015,313.40 and 277,383.60 is: 416,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,875.60 : 1,015,313.40 = 277,383.60 : x
  2. Step 2: Convert to fraction form
    676,875.60/1,015,313.40 = 277,383.60/x
  3. Step 3: Cross multiply
    676,875.60x = 1,015,313.40 × 277,383.60
  4. Step 4: Simplify right side
    676,875.60x = 281,631,286,020.24
  5. Step 5: Solve for x
    x = 281,631,286,020.24/676,875.60
  6. Step 6: Final answer
    x = 416,075.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.