Home / 419,526.24-629,046.35-286,567.17

Finding the Fourth Proportional to 419,526.24, 629,046.35 and 286,567.17

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Solution

The fourth proportional to 419,526.24, 629,046.35 and 286,567.17 is: 429,684.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,526.24 : 629,046.35 = 286,567.17 : x
  2. Step 2: Convert to fraction form
    419,526.24/629,046.35 = 286,567.17/x
  3. Step 3: Cross multiply
    419,526.24x = 629,046.35 × 286,567.17
  4. Step 4: Simplify right side
    419,526.24x = 180,264,032,318.33
  5. Step 5: Solve for x
    x = 180,264,032,318.33/419,526.24
  6. Step 6: Final answer
    x = 429,684.76

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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.