Home / 788,982.84-1,088,530.38-449,210.52

Finding the Fourth Proportional to 788,982.84, 1,088,530.38 and 449,210.52

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Solution

The fourth proportional to 788,982.84, 1,088,530.38 and 449,210.52 is: 619,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,982.84 : 1,088,530.38 = 449,210.52 : x
  2. Step 2: Convert to fraction form
    788,982.84/1,088,530.38 = 449,210.52/x
  3. Step 3: Cross multiply
    788,982.84x = 1,088,530.38 × 449,210.52
  4. Step 4: Simplify right side
    788,982.84x = 488,979,298,035.60
  5. Step 5: Solve for x
    x = 488,979,298,035.60/788,982.84
  6. Step 6: Final answer
    x = 619,759.10

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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.