Home / 876,341.80-1,314,383.10-245,319.40

Finding the Fourth Proportional to 876,341.80, 1,314,383.10 and 245,319.40

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Solution

The fourth proportional to 876,341.80, 1,314,383.10 and 245,319.40 is: 367,942.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,341.80 : 1,314,383.10 = 245,319.40 : x
  2. Step 2: Convert to fraction form
    876,341.80/1,314,383.10 = 245,319.40/x
  3. Step 3: Cross multiply
    876,341.80x = 1,314,383.10 × 245,319.40
  4. Step 4: Simplify right side
    876,341.80x = 322,443,673,462.14
  5. Step 5: Solve for x
    x = 322,443,673,462.14/876,341.80
  6. Step 6: Final answer
    x = 367,942.82

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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.