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Finding the Fourth Proportional to 1,703,276.64, 2,554,479 and 504,918.72

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Solution

The fourth proportional to 1,703,276.64, 2,554,479 and 504,918.72 is: 757,248.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,276.64 : 2,554,479 = 504,918.72 : x
  2. Step 2: Convert to fraction form
    1,703,276.64/2,554,479 = 504,918.72/x
  3. Step 3: Cross multiply
    1,703,276.64x = 2,554,479 × 504,918.72
  4. Step 4: Simplify right side
    1,703,276.64x = 1,289,804,266,946.88
  5. Step 5: Solve for x
    x = 1,289,804,266,946.88/1,703,276.64
  6. Step 6: Final answer
    x = 757,248.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.