Home / 854,710.98-1,282,247.91-322,219.14

Finding the Fourth Proportional to 854,710.98, 1,282,247.91 and 322,219.14

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Solution

The fourth proportional to 854,710.98, 1,282,247.91 and 322,219.14 is: 483,397.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,710.98 : 1,282,247.91 = 322,219.14 : x
  2. Step 2: Convert to fraction form
    854,710.98/1,282,247.91 = 322,219.14/x
  3. Step 3: Cross multiply
    854,710.98x = 1,282,247.91 × 322,219.14
  4. Step 4: Simplify right side
    854,710.98x = 413,164,818,827.00
  5. Step 5: Solve for x
    x = 413,164,818,827.00/854,710.98
  6. Step 6: Final answer
    x = 483,397.11

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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.