Home / 931,981.24-1,395,729.68-531,407.60

Finding the Fourth Proportional to 931,981.24, 1,395,729.68 and 531,407.60

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Solution

The fourth proportional to 931,981.24, 1,395,729.68 and 531,407.60 is: 795,832.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,981.24 : 1,395,729.68 = 531,407.60 : x
  2. Step 2: Convert to fraction form
    931,981.24/1,395,729.68 = 531,407.60/x
  3. Step 3: Cross multiply
    931,981.24x = 1,395,729.68 × 531,407.60
  4. Step 4: Simplify right side
    931,981.24x = 741,701,359,497.57
  5. Step 5: Solve for x
    x = 741,701,359,497.57/931,981.24
  6. Step 6: Final answer
    x = 795,832.93

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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.