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Finding the Fourth Proportional to 670,326.24, 925,055.52 and 364,402.56

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Solution

The fourth proportional to 670,326.24, 925,055.52 and 364,402.56 is: 502,878.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,326.24 : 925,055.52 = 364,402.56 : x
  2. Step 2: Convert to fraction form
    670,326.24/925,055.52 = 364,402.56/x
  3. Step 3: Cross multiply
    670,326.24x = 925,055.52 × 364,402.56
  4. Step 4: Simplify right side
    670,326.24x = 337,092,599,630.13
  5. Step 5: Solve for x
    x = 337,092,599,630.13/670,326.24
  6. Step 6: Final answer
    x = 502,878.42

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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.