Home / 943,057.48-1,298,940.04-724,848.88

Finding the Fourth Proportional to 943,057.48, 1,298,940.04 and 724,848.88

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Solution

The fourth proportional to 943,057.48, 1,298,940.04 and 724,848.88 is: 998,385.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,057.48 : 1,298,940.04 = 724,848.88 : x
  2. Step 2: Convert to fraction form
    943,057.48/1,298,940.04 = 724,848.88/x
  3. Step 3: Cross multiply
    943,057.48x = 1,298,940.04 × 724,848.88
  4. Step 4: Simplify right side
    943,057.48x = 941,535,233,181.16
  5. Step 5: Solve for x
    x = 941,535,233,181.16/943,057.48
  6. Step 6: Final answer
    x = 998,385.84

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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.