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Finding the Fourth Proportional to 592,775.04, 818,029.47 and 320,842.86

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Solution

The fourth proportional to 592,775.04, 818,029.47 and 320,842.86 is: 442,763.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,775.04 : 818,029.47 = 320,842.86 : x
  2. Step 2: Convert to fraction form
    592,775.04/818,029.47 = 320,842.86/x
  3. Step 3: Cross multiply
    592,775.04x = 818,029.47 × 320,842.86
  4. Step 4: Simplify right side
    592,775.04x = 262,458,914,719.08
  5. Step 5: Solve for x
    x = 262,458,914,719.08/592,775.04
  6. Step 6: Final answer
    x = 442,763.10

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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.