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Finding the Fourth Proportional to 786,597.53, 1,179,897.53 and 337,026.87

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Solution

The fourth proportional to 786,597.53, 1,179,897.53 and 337,026.87 is: 505,540.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,597.53 : 1,179,897.53 = 337,026.87 : x
  2. Step 2: Convert to fraction form
    786,597.53/1,179,897.53 = 337,026.87/x
  3. Step 3: Cross multiply
    786,597.53x = 1,179,897.53 × 337,026.87
  4. Step 4: Simplify right side
    786,597.53x = 397,657,169,771.50
  5. Step 5: Solve for x
    x = 397,657,169,771.50/786,597.53
  6. Step 6: Final answer
    x = 505,540.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.