Home / 966,402.82-1,333,653.96-536,723.20

Finding the Fourth Proportional to 966,402.82, 1,333,653.96 and 536,723.20

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Solution

The fourth proportional to 966,402.82, 1,333,653.96 and 536,723.20 is: 740,688.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,402.82 : 1,333,653.96 = 536,723.20 : x
  2. Step 2: Convert to fraction form
    966,402.82/1,333,653.96 = 536,723.20/x
  3. Step 3: Cross multiply
    966,402.82x = 1,333,653.96 × 536,723.20
  4. Step 4: Simplify right side
    966,402.82x = 715,803,021,103.87
  5. Step 5: Solve for x
    x = 715,803,021,103.87/966,402.82
  6. Step 6: Final answer
    x = 740,688.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.