Home / 975,288.96-1,345,951.08-545,543.46

Finding the Fourth Proportional to 975,288.96, 1,345,951.08 and 545,543.46

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Solution

The fourth proportional to 975,288.96, 1,345,951.08 and 545,543.46 is: 752,879.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,288.96 : 1,345,951.08 = 545,543.46 : x
  2. Step 2: Convert to fraction form
    975,288.96/1,345,951.08 = 545,543.46/x
  3. Step 3: Cross multiply
    975,288.96x = 1,345,951.08 × 545,543.46
  4. Step 4: Simplify right side
    975,288.96x = 734,274,809,173.94
  5. Step 5: Solve for x
    x = 734,274,809,173.94/975,288.96
  6. Step 6: Final answer
    x = 752,879.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.