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Finding the Fourth Proportional to 576,259.01, 795,341.53 and 343,700.87

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Solution

The fourth proportional to 576,259.01, 795,341.53 and 343,700.87 is: 474,369.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,259.01 : 795,341.53 = 343,700.87 : x
  2. Step 2: Convert to fraction form
    576,259.01/795,341.53 = 343,700.87/x
  3. Step 3: Cross multiply
    576,259.01x = 795,341.53 × 343,700.87
  4. Step 4: Simplify right side
    576,259.01x = 273,359,572,261.05
  5. Step 5: Solve for x
    x = 273,359,572,261.05/576,259.01
  6. Step 6: Final answer
    x = 474,369.28

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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.