Home / 959,621.24-1,439,436.56-391,008

Finding the Fourth Proportional to 959,621.24, 1,439,436.56 and 391,008

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Solution

The fourth proportional to 959,621.24, 1,439,436.56 and 391,008 is: 586,513.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,621.24 : 1,439,436.56 = 391,008 : x
  2. Step 2: Convert to fraction form
    959,621.24/1,439,436.56 = 391,008/x
  3. Step 3: Cross multiply
    959,621.24x = 1,439,436.56 × 391,008
  4. Step 4: Simplify right side
    959,621.24x = 562,831,210,452.48
  5. Step 5: Solve for x
    x = 562,831,210,452.48/959,621.24
  6. Step 6: Final answer
    x = 586,513.92

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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.