Home / 867,984.04-1,302,174.78-335,509.48

Finding the Fourth Proportional to 867,984.04, 1,302,174.78 and 335,509.48

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Solution

The fourth proportional to 867,984.04, 1,302,174.78 and 335,509.48 is: 503,341.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,984.04 : 1,302,174.78 = 335,509.48 : x
  2. Step 2: Convert to fraction form
    867,984.04/1,302,174.78 = 335,509.48/x
  3. Step 3: Cross multiply
    867,984.04x = 1,302,174.78 × 335,509.48
  4. Step 4: Simplify right side
    867,984.04x = 436,891,983,306.91
  5. Step 5: Solve for x
    x = 436,891,983,306.91/867,984.04
  6. Step 6: Final answer
    x = 503,341.03

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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.