Home / 1,060,290.60-1,589,891.10-312,239.40

Finding the Fourth Proportional to 1,060,290.60, 1,589,891.10 and 312,239.40

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Solution

The fourth proportional to 1,060,290.60, 1,589,891.10 and 312,239.40 is: 468,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,290.60 : 1,589,891.10 = 312,239.40 : x
  2. Step 2: Convert to fraction form
    1,060,290.60/1,589,891.10 = 312,239.40/x
  3. Step 3: Cross multiply
    1,060,290.60x = 1,589,891.10 × 312,239.40
  4. Step 4: Simplify right side
    1,060,290.60x = 496,426,643,129.34
  5. Step 5: Solve for x
    x = 496,426,643,129.34/1,060,290.60
  6. Step 6: Final answer
    x = 468,198.66

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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.