Home / 767,605.90-1,151,630.29-235,205.36

Finding the Fourth Proportional to 767,605.90, 1,151,630.29 and 235,205.36

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Solution

The fourth proportional to 767,605.90, 1,151,630.29 and 235,205.36 is: 352,875.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,605.90 : 1,151,630.29 = 235,205.36 : x
  2. Step 2: Convert to fraction form
    767,605.90/1,151,630.29 = 235,205.36/x
  3. Step 3: Cross multiply
    767,605.90x = 1,151,630.29 × 235,205.36
  4. Step 4: Simplify right side
    767,605.90x = 270,869,613,685.21
  5. Step 5: Solve for x
    x = 270,869,613,685.21/767,605.90
  6. Step 6: Final answer
    x = 352,875.89

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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.