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Finding the Fourth Proportional to 544,423.50, 751,268.82 and 302,697.18

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Solution

The fourth proportional to 544,423.50, 751,268.82 and 302,697.18 is: 417,702.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,423.50 : 751,268.82 = 302,697.18 : x
  2. Step 2: Convert to fraction form
    544,423.50/751,268.82 = 302,697.18/x
  3. Step 3: Cross multiply
    544,423.50x = 751,268.82 × 302,697.18
  4. Step 4: Simplify right side
    544,423.50x = 227,406,953,235.93
  5. Step 5: Solve for x
    x = 227,406,953,235.93/544,423.50
  6. Step 6: Final answer
    x = 417,702.31

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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.