Home / 946,548.12-1,420,236.90-497,164.98

Finding the Fourth Proportional to 946,548.12, 1,420,236.90 and 497,164.98

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Solution

The fourth proportional to 946,548.12, 1,420,236.90 and 497,164.98 is: 745,965.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,548.12 : 1,420,236.90 = 497,164.98 : x
  2. Step 2: Convert to fraction form
    946,548.12/1,420,236.90 = 497,164.98/x
  3. Step 3: Cross multiply
    946,548.12x = 1,420,236.90 × 497,164.98
  4. Step 4: Simplify right side
    946,548.12x = 706,092,049,983.76
  5. Step 5: Solve for x
    x = 706,092,049,983.76/946,548.12
  6. Step 6: Final answer
    x = 745,965.30

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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.