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Finding the Fourth Proportional to 670,567.14, 925,393.68 and 364,649.58

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Solution

The fourth proportional to 670,567.14, 925,393.68 and 364,649.58 is: 503,222.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,567.14 : 925,393.68 = 364,649.58 : x
  2. Step 2: Convert to fraction form
    670,567.14/925,393.68 = 364,649.58/x
  3. Step 3: Cross multiply
    670,567.14x = 925,393.68 × 364,649.58
  4. Step 4: Simplify right side
    670,567.14x = 337,444,416,746.65
  5. Step 5: Solve for x
    x = 337,444,416,746.65/670,567.14
  6. Step 6: Final answer
    x = 503,222.42

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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.