Home / 768,534.67-1,152,973.32-236,109.52

Finding the Fourth Proportional to 768,534.67, 1,152,973.32 and 236,109.52

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Solution

The fourth proportional to 768,534.67, 1,152,973.32 and 236,109.52 is: 354,216.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,534.67 : 1,152,973.32 = 236,109.52 : x
  2. Step 2: Convert to fraction form
    768,534.67/1,152,973.32 = 236,109.52/x
  3. Step 3: Cross multiply
    768,534.67x = 1,152,973.32 × 236,109.52
  4. Step 4: Simplify right side
    768,534.67x = 272,227,977,158.01
  5. Step 5: Solve for x
    x = 272,227,977,158.01/768,534.67
  6. Step 6: Final answer
    x = 354,216.91

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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.