Home / 774,148.60-1,161,222.98-241,715.22

Finding the Fourth Proportional to 774,148.60, 1,161,222.98 and 241,715.22

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Solution

The fourth proportional to 774,148.60, 1,161,222.98 and 241,715.22 is: 362,572.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,148.60 : 1,161,222.98 = 241,715.22 : x
  2. Step 2: Convert to fraction form
    774,148.60/1,161,222.98 = 241,715.22/x
  3. Step 3: Cross multiply
    774,148.60x = 1,161,222.98 × 241,715.22
  4. Step 4: Simplify right side
    774,148.60x = 280,685,268,079.76
  5. Step 5: Solve for x
    x = 280,685,268,079.76/774,148.60
  6. Step 6: Final answer
    x = 362,572.85

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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.