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Finding the Fourth Proportional to 550,033.80, 824,066.55 and 471,301.80

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Solution

The fourth proportional to 550,033.80, 824,066.55 and 471,301.80 is: 706,109.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,033.80 : 824,066.55 = 471,301.80 : x
  2. Step 2: Convert to fraction form
    550,033.80/824,066.55 = 471,301.80/x
  3. Step 3: Cross multiply
    550,033.80x = 824,066.55 × 471,301.80
  4. Step 4: Simplify right side
    550,033.80x = 388,384,048,334.79
  5. Step 5: Solve for x
    x = 388,384,048,334.79/550,033.80
  6. Step 6: Final answer
    x = 706,109.42

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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.