Home / 708,095.49-1,062,142.23-328,808.82

Finding the Fourth Proportional to 708,095.49, 1,062,142.23 and 328,808.82

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Solution

The fourth proportional to 708,095.49, 1,062,142.23 and 328,808.82 is: 493,212.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,095.49 : 1,062,142.23 = 328,808.82 : x
  2. Step 2: Convert to fraction form
    708,095.49/1,062,142.23 = 328,808.82/x
  3. Step 3: Cross multiply
    708,095.49x = 1,062,142.23 × 328,808.82
  4. Step 4: Simplify right side
    708,095.49x = 349,241,733,318.47
  5. Step 5: Solve for x
    x = 349,241,733,318.47/708,095.49
  6. Step 6: Final answer
    x = 493,212.76

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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.