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Finding the Fourth Proportional to 524,064.60, 723,205.56 and 297,710.04

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Solution

The fourth proportional to 524,064.60, 723,205.56 and 297,710.04 is: 410,837.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,064.60 : 723,205.56 = 297,710.04 : x
  2. Step 2: Convert to fraction form
    524,064.60/723,205.56 = 297,710.04/x
  3. Step 3: Cross multiply
    524,064.60x = 723,205.56 × 297,710.04
  4. Step 4: Simplify right side
    524,064.60x = 215,305,556,195.82
  5. Step 5: Solve for x
    x = 215,305,556,195.82/524,064.60
  6. Step 6: Final answer
    x = 410,837.82

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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.