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Finding the Fourth Proportional to 575,186.95, 793,751.52 and 313,536.52

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Solution

The fourth proportional to 575,186.95, 793,751.52 and 313,536.52 is: 432,676.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,186.95 : 793,751.52 = 313,536.52 : x
  2. Step 2: Convert to fraction form
    575,186.95/793,751.52 = 313,536.52/x
  3. Step 3: Cross multiply
    575,186.95x = 793,751.52 × 313,536.52
  4. Step 4: Simplify right side
    575,186.95x = 248,870,087,028.61
  5. Step 5: Solve for x
    x = 248,870,087,028.61/575,186.95
  6. Step 6: Final answer
    x = 432,676.87

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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.