Home / 397,444.82-596,326.53-144,742.91

Finding the Fourth Proportional to 397,444.82, 596,326.53 and 144,742.91

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Solution

The fourth proportional to 397,444.82, 596,326.53 and 144,742.91 is: 217,172.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,444.82 : 596,326.53 = 144,742.91 : x
  2. Step 2: Convert to fraction form
    397,444.82/596,326.53 = 144,742.91/x
  3. Step 3: Cross multiply
    397,444.82x = 596,326.53 × 144,742.91
  4. Step 4: Simplify right side
    397,444.82x = 86,314,034,280.77
  5. Step 5: Solve for x
    x = 86,314,034,280.77/397,444.82
  6. Step 6: Final answer
    x = 217,172.37

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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.