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Finding the Fourth Proportional to 670,325.86, 925,055.70 and 364,402.84

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Solution

The fourth proportional to 670,325.86, 925,055.70 and 364,402.84 is: 502,879.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,325.86 : 925,055.70 = 364,402.84 : x
  2. Step 2: Convert to fraction form
    670,325.86/925,055.70 = 364,402.84/x
  3. Step 3: Cross multiply
    670,325.86x = 925,055.70 × 364,402.84
  4. Step 4: Simplify right side
    670,325.86x = 337,092,924,238.19
  5. Step 5: Solve for x
    x = 337,092,924,238.19/670,325.86
  6. Step 6: Final answer
    x = 502,879.19

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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.