Home / 739,256.04-1,108,716.75-339,512.52

Finding the Fourth Proportional to 739,256.04, 1,108,716.75 and 339,512.52

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Solution

The fourth proportional to 739,256.04, 1,108,716.75 and 339,512.52 is: 509,191.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,256.04 : 1,108,716.75 = 339,512.52 : x
  2. Step 2: Convert to fraction form
    739,256.04/1,108,716.75 = 339,512.52/x
  3. Step 3: Cross multiply
    739,256.04x = 1,108,716.75 × 339,512.52
  4. Step 4: Simplify right side
    739,256.04x = 376,423,217,758.71
  5. Step 5: Solve for x
    x = 376,423,217,758.71/739,256.04
  6. Step 6: Final answer
    x = 509,191.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.