Home / 931,658.84-1,285,734.80-523,889.04

Finding the Fourth Proportional to 931,658.84, 1,285,734.80 and 523,889.04

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Solution

The fourth proportional to 931,658.84, 1,285,734.80 and 523,889.04 is: 722,992.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,658.84 : 1,285,734.80 = 523,889.04 : x
  2. Step 2: Convert to fraction form
    931,658.84/1,285,734.80 = 523,889.04/x
  3. Step 3: Cross multiply
    931,658.84x = 1,285,734.80 × 523,889.04
  4. Step 4: Simplify right side
    931,658.84x = 673,582,371,376.32
  5. Step 5: Solve for x
    x = 673,582,371,376.32/931,658.84
  6. Step 6: Final answer
    x = 722,992.52

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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.