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Finding the Fourth Proportional to 473,174.10, 652,990.14 and 258,323.22

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Solution

The fourth proportional to 473,174.10, 652,990.14 and 258,323.22 is: 356,491.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,174.10 : 652,990.14 = 258,323.22 : x
  2. Step 2: Convert to fraction form
    473,174.10/652,990.14 = 258,323.22/x
  3. Step 3: Cross multiply
    473,174.10x = 652,990.14 × 258,323.22
  4. Step 4: Simplify right side
    473,174.10x = 168,682,515,593.05
  5. Step 5: Solve for x
    x = 168,682,515,593.05/473,174.10
  6. Step 6: Final answer
    x = 356,491.44

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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.