Home / 1,152,555.58-1,729,027.77-478,998.46

Finding the Fourth Proportional to 1,152,555.58, 1,729,027.77 and 478,998.46

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Solution

The fourth proportional to 1,152,555.58, 1,729,027.77 and 478,998.46 is: 718,578.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,555.58 : 1,729,027.77 = 478,998.46 : x
  2. Step 2: Convert to fraction form
    1,152,555.58/1,729,027.77 = 478,998.46/x
  3. Step 3: Cross multiply
    1,152,555.58x = 1,729,027.77 × 478,998.46
  4. Step 4: Simplify right side
    1,152,555.58x = 828,201,639,127.23
  5. Step 5: Solve for x
    x = 828,201,639,127.23/1,152,555.58
  6. Step 6: Final answer
    x = 718,578.48

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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.