Home / 1,152,663.99-1,729,079.01-442,692.03

Finding the Fourth Proportional to 1,152,663.99, 1,729,079.01 and 442,692.03

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Solution

The fourth proportional to 1,152,663.99, 1,729,079.01 and 442,692.03 is: 664,069.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,663.99 : 1,729,079.01 = 442,692.03 : x
  2. Step 2: Convert to fraction form
    1,152,663.99/1,729,079.01 = 442,692.03/x
  3. Step 3: Cross multiply
    1,152,663.99x = 1,729,079.01 × 442,692.03
  4. Step 4: Simplify right side
    1,152,663.99x = 765,449,496,967.29
  5. Step 5: Solve for x
    x = 765,449,496,967.29/1,152,663.99
  6. Step 6: Final answer
    x = 664,069.93

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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.