Home / 852,250.84-1,278,946.50-353,614.84

Finding the Fourth Proportional to 852,250.84, 1,278,946.50 and 353,614.84

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Solution

The fourth proportional to 852,250.84, 1,278,946.50 and 353,614.84 is: 530,658.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,250.84 : 1,278,946.50 = 353,614.84 : x
  2. Step 2: Convert to fraction form
    852,250.84/1,278,946.50 = 353,614.84/x
  3. Step 3: Cross multiply
    852,250.84x = 1,278,946.50 × 353,614.84
  4. Step 4: Simplify right side
    852,250.84x = 452,254,461,966.06
  5. Step 5: Solve for x
    x = 452,254,461,966.06/852,250.84
  6. Step 6: Final answer
    x = 530,658.86

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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.