Home / 788,577.84-1,088,236.26-449,046.18

Finding the Fourth Proportional to 788,577.84, 1,088,236.26 and 449,046.18

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Solution

The fourth proportional to 788,577.84, 1,088,236.26 and 449,046.18 is: 619,683.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,577.84 : 1,088,236.26 = 449,046.18 : x
  2. Step 2: Convert to fraction form
    788,577.84/1,088,236.26 = 449,046.18/x
  3. Step 3: Cross multiply
    788,577.84x = 1,088,236.26 × 449,046.18
  4. Step 4: Simplify right side
    788,577.84x = 488,668,335,490.49
  5. Step 5: Solve for x
    x = 488,668,335,490.49/788,577.84
  6. Step 6: Final answer
    x = 619,683.07

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Double scale
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1.5x scale

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.