Home / 876,488.04-1,314,732.06-211,640.04

Finding the Fourth Proportional to 876,488.04, 1,314,732.06 and 211,640.04

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Solution

The fourth proportional to 876,488.04, 1,314,732.06 and 211,640.04 is: 317,460.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,488.04 : 1,314,732.06 = 211,640.04 : x
  2. Step 2: Convert to fraction form
    876,488.04/1,314,732.06 = 211,640.04/x
  3. Step 3: Cross multiply
    876,488.04x = 1,314,732.06 × 211,640.04
  4. Step 4: Simplify right side
    876,488.04x = 278,249,945,767.68
  5. Step 5: Solve for x
    x = 278,249,945,767.68/876,488.04
  6. Step 6: Final answer
    x = 317,460.06

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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.