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Finding the Fourth Proportional to 546,004.20, 756,005.22 and 504,013.80

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Solution

The fourth proportional to 546,004.20, 756,005.22 and 504,013.80 is: 697,864.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,004.20 : 756,005.22 = 504,013.80 : x
  2. Step 2: Convert to fraction form
    546,004.20/756,005.22 = 504,013.80/x
  3. Step 3: Cross multiply
    546,004.20x = 756,005.22 × 504,013.80
  4. Step 4: Simplify right side
    546,004.20x = 381,037,063,752.04
  5. Step 5: Solve for x
    x = 381,037,063,752.04/546,004.20
  6. Step 6: Final answer
    x = 697,864.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.