Home / 1,060,705.24-1,591,161.54-312,965.08

Finding the Fourth Proportional to 1,060,705.24, 1,591,161.54 and 312,965.08

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Solution

The fourth proportional to 1,060,705.24, 1,591,161.54 and 312,965.08 is: 469,478.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,705.24 : 1,591,161.54 = 312,965.08 : x
  2. Step 2: Convert to fraction form
    1,060,705.24/1,591,161.54 = 312,965.08/x
  3. Step 3: Cross multiply
    1,060,705.24x = 1,591,161.54 × 312,965.08
  4. Step 4: Simplify right side
    1,060,705.24x = 497,977,998,659.02
  5. Step 5: Solve for x
    x = 497,977,998,659.02/1,060,705.24
  6. Step 6: Final answer
    x = 469,478.21

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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.