Home / 964,780.77-1,331,479.17-535,199.25

Finding the Fourth Proportional to 964,780.77, 1,331,479.17 and 535,199.25

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Solution

The fourth proportional to 964,780.77, 1,331,479.17 and 535,199.25 is: 738,620.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,780.77 : 1,331,479.17 = 535,199.25 : x
  2. Step 2: Convert to fraction form
    964,780.77/1,331,479.17 = 535,199.25/x
  3. Step 3: Cross multiply
    964,780.77x = 1,331,479.17 × 535,199.25
  4. Step 4: Simplify right side
    964,780.77x = 712,606,653,174.62
  5. Step 5: Solve for x
    x = 712,606,653,174.62/964,780.77
  6. Step 6: Final answer
    x = 738,620.29

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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.