Home / 520,087.02-717,734.30-293,732.52

Finding the Fourth Proportional to 520,087.02, 717,734.30 and 293,732.52

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Solution

The fourth proportional to 520,087.02, 717,734.30 and 293,732.52 is: 405,358.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,087.02 : 717,734.30 = 293,732.52 : x
  2. Step 2: Convert to fraction form
    520,087.02/717,734.30 = 293,732.52/x
  3. Step 3: Cross multiply
    520,087.02x = 717,734.30 × 293,732.52
  4. Step 4: Simplify right side
    520,087.02x = 210,821,903,160.77
  5. Step 5: Solve for x
    x = 210,821,903,160.77/520,087.02
  6. Step 6: Final answer
    x = 405,358.90

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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.