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Finding the Fourth Proportional to 670,934.70, 925,897.23 and 365,012.82

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Solution

The fourth proportional to 670,934.70, 925,897.23 and 365,012.82 is: 503,721.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,934.70 : 925,897.23 = 365,012.82 : x
  2. Step 2: Convert to fraction form
    670,934.70/925,897.23 = 365,012.82/x
  3. Step 3: Cross multiply
    670,934.70x = 925,897.23 × 365,012.82
  4. Step 4: Simplify right side
    670,934.70x = 337,964,358,952.49
  5. Step 5: Solve for x
    x = 337,964,358,952.49/670,934.70
  6. Step 6: Final answer
    x = 503,721.69

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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.