Home / 688,935.58-950,677.24-382,993.32

Finding the Fourth Proportional to 688,935.58, 950,677.24 and 382,993.32

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Solution

The fourth proportional to 688,935.58, 950,677.24 and 382,993.32 is: 528,500.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,935.58 : 950,677.24 = 382,993.32 : x
  2. Step 2: Convert to fraction form
    688,935.58/950,677.24 = 382,993.32/x
  3. Step 3: Cross multiply
    688,935.58x = 950,677.24 × 382,993.32
  4. Step 4: Simplify right side
    688,935.58x = 364,103,032,396.04
  5. Step 5: Solve for x
    x = 364,103,032,396.04/688,935.58
  6. Step 6: Final answer
    x = 528,500.84

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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.