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Finding the Fourth Proportional to 670,329.36, 925,060.54 and 364,406.34

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Solution

The fourth proportional to 670,329.36, 925,060.54 and 364,406.34 is: 502,884.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,329.36 : 925,060.54 = 364,406.34 : x
  2. Step 2: Convert to fraction form
    670,329.36/925,060.54 = 364,406.34/x
  3. Step 3: Cross multiply
    670,329.36x = 925,060.54 × 364,406.34
  4. Step 4: Simplify right side
    670,329.36x = 337,097,925,659.82
  5. Step 5: Solve for x
    x = 337,097,925,659.82/670,329.36
  6. Step 6: Final answer
    x = 502,884.02

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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.