Home / 803,350.28-1,205,056.78-242,384.84

Finding the Fourth Proportional to 803,350.28, 1,205,056.78 and 242,384.84

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Solution

The fourth proportional to 803,350.28, 1,205,056.78 and 242,384.84 is: 363,586.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,350.28 : 1,205,056.78 = 242,384.84 : x
  2. Step 2: Convert to fraction form
    803,350.28/1,205,056.78 = 242,384.84/x
  3. Step 3: Cross multiply
    803,350.28x = 1,205,056.78 × 242,384.84
  4. Step 4: Simplify right side
    803,350.28x = 292,087,494,811.22
  5. Step 5: Solve for x
    x = 292,087,494,811.22/803,350.28
  6. Step 6: Final answer
    x = 363,586.72

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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.