Home / 495,697.04-684,277.98-314,687.24

Finding the Fourth Proportional to 495,697.04, 684,277.98 and 314,687.24

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Solution

The fourth proportional to 495,697.04, 684,277.98 and 314,687.24 is: 434,405.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,697.04 : 684,277.98 = 314,687.24 : x
  2. Step 2: Convert to fraction form
    495,697.04/684,277.98 = 314,687.24/x
  3. Step 3: Cross multiply
    495,697.04x = 684,277.98 × 314,687.24
  4. Step 4: Simplify right side
    495,697.04x = 215,333,548,918.98
  5. Step 5: Solve for x
    x = 215,333,548,918.98/495,697.04
  6. Step 6: Final answer
    x = 434,405.56

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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.