Home / 1,017,644.20-1,526,687.70-307,653.70

Finding the Fourth Proportional to 1,017,644.20, 1,526,687.70 and 307,653.70

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Solution

The fourth proportional to 1,017,644.20, 1,526,687.70 and 307,653.70 is: 461,547.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,644.20 : 1,526,687.70 = 307,653.70 : x
  2. Step 2: Convert to fraction form
    1,017,644.20/1,526,687.70 = 307,653.70/x
  3. Step 3: Cross multiply
    1,017,644.20x = 1,526,687.70 × 307,653.70
  4. Step 4: Simplify right side
    1,017,644.20x = 469,691,119,649.49
  5. Step 5: Solve for x
    x = 469,691,119,649.49/1,017,644.20
  6. Step 6: Final answer
    x = 461,547.48

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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.