Home / 931,964.12-1,395,704.15-531,390.47

Finding the Fourth Proportional to 931,964.12, 1,395,704.15 and 531,390.47

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Solution

The fourth proportional to 931,964.12, 1,395,704.15 and 531,390.47 is: 795,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,964.12 : 1,395,704.15 = 531,390.47 : x
  2. Step 2: Convert to fraction form
    931,964.12/1,395,704.15 = 531,390.47/x
  3. Step 3: Cross multiply
    931,964.12x = 1,395,704.15 × 531,390.47
  4. Step 4: Simplify right side
    931,964.12x = 741,663,881,592.50
  5. Step 5: Solve for x
    x = 741,663,881,592.50/931,964.12
  6. Step 6: Final answer
    x = 795,807.33

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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.