Home / 1,005,576.30-1,508,855.85-473,149.98

Finding the Fourth Proportional to 1,005,576.30, 1,508,855.85 and 473,149.98

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Solution

The fourth proportional to 1,005,576.30, 1,508,855.85 and 473,149.98 is: 709,956.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,576.30 : 1,508,855.85 = 473,149.98 : x
  2. Step 2: Convert to fraction form
    1,005,576.30/1,508,855.85 = 473,149.98/x
  3. Step 3: Cross multiply
    1,005,576.30x = 1,508,855.85 × 473,149.98
  4. Step 4: Simplify right side
    1,005,576.30x = 713,915,115,250.38
  5. Step 5: Solve for x
    x = 713,915,115,250.38/1,005,576.30
  6. Step 6: Final answer
    x = 709,956.19

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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.