Home / 495,433.40-683,686.86-269,074.04

Finding the Fourth Proportional to 495,433.40, 683,686.86 and 269,074.04

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Solution

The fourth proportional to 495,433.40, 683,686.86 and 269,074.04 is: 371,316.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,433.40 : 683,686.86 = 269,074.04 : x
  2. Step 2: Convert to fraction form
    495,433.40/683,686.86 = 269,074.04/x
  3. Step 3: Cross multiply
    495,433.40x = 683,686.86 × 269,074.04
  4. Step 4: Simplify right side
    495,433.40x = 183,962,385,515.11
  5. Step 5: Solve for x
    x = 183,962,385,515.11/495,433.40
  6. Step 6: Final answer
    x = 371,316.08

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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.