Home / 756,869.90-1,135,491.69-224,390.93

Finding the Fourth Proportional to 756,869.90, 1,135,491.69 and 224,390.93

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Solution

The fourth proportional to 756,869.90, 1,135,491.69 and 224,390.93 is: 336,641.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,869.90 : 1,135,491.69 = 224,390.93 : x
  2. Step 2: Convert to fraction form
    756,869.90/1,135,491.69 = 224,390.93/x
  3. Step 3: Cross multiply
    756,869.90x = 1,135,491.69 × 224,390.93
  4. Step 4: Simplify right side
    756,869.90x = 254,794,036,326.37
  5. Step 5: Solve for x
    x = 254,794,036,326.37/756,869.90
  6. Step 6: Final answer
    x = 336,641.79

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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.