Home / 377,582.08-521,064.72-207,822.16

Finding the Fourth Proportional to 377,582.08, 521,064.72 and 207,822.16

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Solution

The fourth proportional to 377,582.08, 521,064.72 and 207,822.16 is: 286,795.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,582.08 : 521,064.72 = 207,822.16 : x
  2. Step 2: Convert to fraction form
    377,582.08/521,064.72 = 207,822.16/x
  3. Step 3: Cross multiply
    377,582.08x = 521,064.72 × 207,822.16
  4. Step 4: Simplify right side
    377,582.08x = 108,288,795,610.20
  5. Step 5: Solve for x
    x = 108,288,795,610.20/377,582.08
  6. Step 6: Final answer
    x = 286,795.38

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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.