Home / 829,218.64-1,144,379.82-466,677.40

Finding the Fourth Proportional to 829,218.64, 1,144,379.82 and 466,677.40

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Solution

The fourth proportional to 829,218.64, 1,144,379.82 and 466,677.40 is: 644,047.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,218.64 : 1,144,379.82 = 466,677.40 : x
  2. Step 2: Convert to fraction form
    829,218.64/1,144,379.82 = 466,677.40/x
  3. Step 3: Cross multiply
    829,218.64x = 1,144,379.82 × 466,677.40
  4. Step 4: Simplify right side
    829,218.64x = 534,056,199,010.07
  5. Step 5: Solve for x
    x = 534,056,199,010.07/829,218.64
  6. Step 6: Final answer
    x = 644,047.51

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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.