Home / 938,722.14-1,295,384.94-530,800.56

Finding the Fourth Proportional to 938,722.14, 1,295,384.94 and 530,800.56

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Solution

The fourth proportional to 938,722.14, 1,295,384.94 and 530,800.56 is: 732,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,722.14 : 1,295,384.94 = 530,800.56 : x
  2. Step 2: Convert to fraction form
    938,722.14/1,295,384.94 = 530,800.56/x
  3. Step 3: Cross multiply
    938,722.14x = 1,295,384.94 × 530,800.56
  4. Step 4: Simplify right side
    938,722.14x = 687,591,051,567.57
  5. Step 5: Solve for x
    x = 687,591,051,567.57/938,722.14
  6. Step 6: Final answer
    x = 732,475.59

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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.