Home / 674,974.29-931,464.61-369,050.88

Finding the Fourth Proportional to 674,974.29, 931,464.61 and 369,050.88

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Solution

The fourth proportional to 674,974.29, 931,464.61 and 369,050.88 is: 509,290.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,974.29 : 931,464.61 = 369,050.88 : x
  2. Step 2: Convert to fraction form
    674,974.29/931,464.61 = 369,050.88/x
  3. Step 3: Cross multiply
    674,974.29x = 931,464.61 × 369,050.88
  4. Step 4: Simplify right side
    674,974.29x = 343,757,835,415.39
  5. Step 5: Solve for x
    x = 343,757,835,415.39/674,974.29
  6. Step 6: Final answer
    x = 509,290.26

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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.