Home / 495,815.28-684,230.40-269,460.88

Finding the Fourth Proportional to 495,815.28, 684,230.40 and 269,460.88

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Solution

The fourth proportional to 495,815.28, 684,230.40 and 269,460.88 is: 371,858.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,815.28 : 684,230.40 = 269,460.88 : x
  2. Step 2: Convert to fraction form
    495,815.28/684,230.40 = 269,460.88/x
  3. Step 3: Cross multiply
    495,815.28x = 684,230.40 × 269,460.88
  4. Step 4: Simplify right side
    495,815.28x = 184,373,325,706.75
  5. Step 5: Solve for x
    x = 184,373,325,706.75/495,815.28
  6. Step 6: Final answer
    x = 371,858.90

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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.