Home / 1,029,550.68-1,420,777.46-564,403.73

Finding the Fourth Proportional to 1,029,550.68, 1,420,777.46 and 564,403.73

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Solution

The fourth proportional to 1,029,550.68, 1,420,777.46 and 564,403.73 is: 778,875.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,550.68 : 1,420,777.46 = 564,403.73 : x
  2. Step 2: Convert to fraction form
    1,029,550.68/1,420,777.46 = 564,403.73/x
  3. Step 3: Cross multiply
    1,029,550.68x = 1,420,777.46 × 564,403.73
  4. Step 4: Simplify right side
    1,029,550.68x = 801,892,087,998.02
  5. Step 5: Solve for x
    x = 801,892,087,998.02/1,029,550.68
  6. Step 6: Final answer
    x = 778,875.78

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1.5x scale

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.