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Finding the Fourth Proportional to 495,433.16, 683,697.16 and 269,077.04

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Solution

The fourth proportional to 495,433.16, 683,697.16 and 269,077.04 is: 371,325.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,433.16 : 683,697.16 = 269,077.04 : x
  2. Step 2: Convert to fraction form
    495,433.16/683,697.16 = 269,077.04/x
  3. Step 3: Cross multiply
    495,433.16x = 683,697.16 × 269,077.04
  4. Step 4: Simplify right side
    495,433.16x = 183,967,208,069.21
  5. Step 5: Solve for x
    x = 183,967,208,069.21/495,433.16
  6. Step 6: Final answer
    x = 371,325.99

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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.