Home / 495,298.32-683,505.72-268,945.44

Finding the Fourth Proportional to 495,298.32, 683,505.72 and 268,945.44

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Solution

The fourth proportional to 495,298.32, 683,505.72 and 268,945.44 is: 371,141.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,298.32 : 683,505.72 = 268,945.44 : x
  2. Step 2: Convert to fraction form
    495,298.32/683,505.72 = 268,945.44/x
  3. Step 3: Cross multiply
    495,298.32x = 683,505.72 × 268,945.44
  4. Step 4: Simplify right side
    495,298.32x = 183,825,746,607.92
  5. Step 5: Solve for x
    x = 183,825,746,607.92/495,298.32
  6. Step 6: Final answer
    x = 371,141.47

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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.