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Finding the Fourth Proportional to 670,566.28, 925,392.46 and 364,648.72

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Solution

The fourth proportional to 670,566.28, 925,392.46 and 364,648.72 is: 503,221.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,566.28 : 925,392.46 = 364,648.72 : x
  2. Step 2: Convert to fraction form
    670,566.28/925,392.46 = 364,648.72/x
  3. Step 3: Cross multiply
    670,566.28x = 925,392.46 × 364,648.72
  4. Step 4: Simplify right side
    670,566.28x = 337,443,176,036.65
  5. Step 5: Solve for x
    x = 337,443,176,036.65/670,566.28
  6. Step 6: Final answer
    x = 503,221.21

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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.