Home / 1,220,253.60-1,830,473.96-410,642.00

Finding the Fourth Proportional to 1,220,253.60, 1,830,473.96 and 410,642.00

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Solution

The fourth proportional to 1,220,253.60, 1,830,473.96 and 410,642.00 is: 615,994.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,253.60 : 1,830,473.96 = 410,642.00 : x
  2. Step 2: Convert to fraction form
    1,220,253.60/1,830,473.96 = 410,642.00/x
  3. Step 3: Cross multiply
    1,220,253.60x = 1,830,473.96 × 410,642.00
  4. Step 4: Simplify right side
    1,220,253.60x = 751,669,476,676.74
  5. Step 5: Solve for x
    x = 751,669,476,676.74/1,220,253.60
  6. Step 6: Final answer
    x = 615,994.48

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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.