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Finding the Fourth Proportional to 575,699.16, 794,463.30 and 321,050.64

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Solution

The fourth proportional to 575,699.16, 794,463.30 and 321,050.64 is: 443,049.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,699.16 : 794,463.30 = 321,050.64 : x
  2. Step 2: Convert to fraction form
    575,699.16/794,463.30 = 321,050.64/x
  3. Step 3: Cross multiply
    575,699.16x = 794,463.30 × 321,050.64
  4. Step 4: Simplify right side
    575,699.16x = 255,062,950,921.51
  5. Step 5: Solve for x
    x = 255,062,950,921.51/575,699.16
  6. Step 6: Final answer
    x = 443,049.02

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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.