Home / 757,002.24-1,044,072.64-485,095.42

Finding the Fourth Proportional to 757,002.24, 1,044,072.64 and 485,095.42

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Solution

The fourth proportional to 757,002.24, 1,044,072.64 and 485,095.42 is: 669,053.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,002.24 : 1,044,072.64 = 485,095.42 : x
  2. Step 2: Convert to fraction form
    757,002.24/1,044,072.64 = 485,095.42/x
  3. Step 3: Cross multiply
    757,002.24x = 1,044,072.64 × 485,095.42
  4. Step 4: Simplify right side
    757,002.24x = 506,474,855,811.31
  5. Step 5: Solve for x
    x = 506,474,855,811.31/757,002.24
  6. Step 6: Final answer
    x = 669,053.31

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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.