Home / 966,656.20-1,450,502.70-405,747.40

Finding the Fourth Proportional to 966,656.20, 1,450,502.70 and 405,747.40

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Solution

The fourth proportional to 966,656.20, 1,450,502.70 and 405,747.40 is: 608,838.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,656.20 : 1,450,502.70 = 405,747.40 : x
  2. Step 2: Convert to fraction form
    966,656.20/1,450,502.70 = 405,747.40/x
  3. Step 3: Cross multiply
    966,656.20x = 1,450,502.70 × 405,747.40
  4. Step 4: Simplify right side
    966,656.20x = 588,537,699,217.98
  5. Step 5: Solve for x
    x = 588,537,699,217.98/966,656.20
  6. Step 6: Final answer
    x = 608,838.69

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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.