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Finding the Fourth Proportional to 505,253.58, 697,084.35 and 360,082.23

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Solution

The fourth proportional to 505,253.58, 697,084.35 and 360,082.23 is: 496,795.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,253.58 : 697,084.35 = 360,082.23 : x
  2. Step 2: Convert to fraction form
    505,253.58/697,084.35 = 360,082.23/x
  3. Step 3: Cross multiply
    505,253.58x = 697,084.35 × 360,082.23
  4. Step 4: Simplify right side
    505,253.58x = 251,007,687,246.10
  5. Step 5: Solve for x
    x = 251,007,687,246.10/505,253.58
  6. Step 6: Final answer
    x = 496,795.47

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1.5x scale

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.