Home / 656,002.27-905,284.65-369,522.35

Finding the Fourth Proportional to 656,002.27, 905,284.65 and 369,522.35

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Solution

The fourth proportional to 656,002.27, 905,284.65 and 369,522.35 is: 509,941.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,002.27 : 905,284.65 = 369,522.35 : x
  2. Step 2: Convert to fraction form
    656,002.27/905,284.65 = 369,522.35/x
  3. Step 3: Cross multiply
    656,002.27x = 905,284.65 × 369,522.35
  4. Step 4: Simplify right side
    656,002.27x = 334,522,916,633.26
  5. Step 5: Solve for x
    x = 334,522,916,633.26/656,002.27
  6. Step 6: Final answer
    x = 509,941.71

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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.