Home / 532,835.32-798,733.50-212,891.80

Finding the Fourth Proportional to 532,835.32, 798,733.50 and 212,891.80

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Solution

The fourth proportional to 532,835.32, 798,733.50 and 212,891.80 is: 319,130.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,835.32 : 798,733.50 = 212,891.80 : x
  2. Step 2: Convert to fraction form
    532,835.32/798,733.50 = 212,891.80/x
  3. Step 3: Cross multiply
    532,835.32x = 798,733.50 × 212,891.80
  4. Step 4: Simplify right side
    532,835.32x = 170,043,812,535.30
  5. Step 5: Solve for x
    x = 170,043,812,535.30/532,835.32
  6. Step 6: Final answer
    x = 319,130.14

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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.