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Finding the Fourth Proportional to 576,711.12, 795,853.44 and 335,130.24

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Solution

The fourth proportional to 576,711.12, 795,853.44 and 335,130.24 is: 462,475.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,711.12 : 795,853.44 = 335,130.24 : x
  2. Step 2: Convert to fraction form
    576,711.12/795,853.44 = 335,130.24/x
  3. Step 3: Cross multiply
    576,711.12x = 795,853.44 × 335,130.24
  4. Step 4: Simplify right side
    576,711.12x = 266,714,554,352.03
  5. Step 5: Solve for x
    x = 266,714,554,352.03/576,711.12
  6. Step 6: Final answer
    x = 462,475.14

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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.