Home / 993,252.50-1,370,270.39-625,077.43

Finding the Fourth Proportional to 993,252.50, 1,370,270.39 and 625,077.43

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Solution

The fourth proportional to 993,252.50, 1,370,270.39 and 625,077.43 is: 862,343.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,252.50 : 1,370,270.39 = 625,077.43 : x
  2. Step 2: Convert to fraction form
    993,252.50/1,370,270.39 = 625,077.43/x
  3. Step 3: Cross multiply
    993,252.50x = 1,370,270.39 × 625,077.43
  4. Step 4: Simplify right side
    993,252.50x = 856,525,096,363.21
  5. Step 5: Solve for x
    x = 856,525,096,363.21/993,252.50
  6. Step 6: Final answer
    x = 862,343.76

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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.