Home / 961,943.54-1,327,159.73-554,037.22

Finding the Fourth Proportional to 961,943.54, 1,327,159.73 and 554,037.22

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Solution

The fourth proportional to 961,943.54, 1,327,159.73 and 554,037.22 is: 764,385.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,943.54 : 1,327,159.73 = 554,037.22 : x
  2. Step 2: Convert to fraction form
    961,943.54/1,327,159.73 = 554,037.22/x
  3. Step 3: Cross multiply
    961,943.54x = 1,327,159.73 × 554,037.22
  4. Step 4: Simplify right side
    961,943.54x = 735,295,877,899.17
  5. Step 5: Solve for x
    x = 735,295,877,899.17/961,943.54
  6. Step 6: Final answer
    x = 764,385.69

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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.