Home / 495,428.85-683,666.33-269,073.81

Finding the Fourth Proportional to 495,428.85, 683,666.33 and 269,073.81

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Solution

The fourth proportional to 495,428.85, 683,666.33 and 269,073.81 is: 371,308.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,428.85 : 683,666.33 = 269,073.81 : x
  2. Step 2: Convert to fraction form
    495,428.85/683,666.33 = 269,073.81/x
  3. Step 3: Cross multiply
    495,428.85x = 683,666.33 × 269,073.81
  4. Step 4: Simplify right side
    495,428.85x = 183,956,702,836.45
  5. Step 5: Solve for x
    x = 183,956,702,836.45/495,428.85
  6. Step 6: Final answer
    x = 371,308.01

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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.