Home / 960,858.72-1,325,961.48-531,127.68

Finding the Fourth Proportional to 960,858.72, 1,325,961.48 and 531,127.68

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Solution

The fourth proportional to 960,858.72, 1,325,961.48 and 531,127.68 is: 732,943.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,858.72 : 1,325,961.48 = 531,127.68 : x
  2. Step 2: Convert to fraction form
    960,858.72/1,325,961.48 = 531,127.68/x
  3. Step 3: Cross multiply
    960,858.72x = 1,325,961.48 × 531,127.68
  4. Step 4: Simplify right side
    960,858.72x = 704,254,844,641.77
  5. Step 5: Solve for x
    x = 704,254,844,641.77/960,858.72
  6. Step 6: Final answer
    x = 732,943.18

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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.