Home / 495,434.16-683,698.54-269,078.04

Finding the Fourth Proportional to 495,434.16, 683,698.54 and 269,078.04

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Solution

The fourth proportional to 495,434.16, 683,698.54 and 269,078.04 is: 371,327.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,434.16 : 683,698.54 = 269,078.04 : x
  2. Step 2: Convert to fraction form
    495,434.16/683,698.54 = 269,078.04/x
  3. Step 3: Cross multiply
    495,434.16x = 683,698.54 × 269,078.04
  4. Step 4: Simplify right side
    495,434.16x = 183,968,263,094.06
  5. Step 5: Solve for x
    x = 183,968,263,094.06/495,434.16
  6. Step 6: Final answer
    x = 371,327.37

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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.