Home / 991,318.05-1,483,759.94-535,275.32

Finding the Fourth Proportional to 991,318.05, 1,483,759.94 and 535,275.32

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Solution

The fourth proportional to 991,318.05, 1,483,759.94 and 535,275.32 is: 801,175.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,318.05 : 1,483,759.94 = 535,275.32 : x
  2. Step 2: Convert to fraction form
    991,318.05/1,483,759.94 = 535,275.32/x
  3. Step 3: Cross multiply
    991,318.05x = 1,483,759.94 × 535,275.32
  4. Step 4: Simplify right side
    991,318.05x = 794,220,066,591.51
  5. Step 5: Solve for x
    x = 794,220,066,591.51/991,318.05
  6. Step 6: Final answer
    x = 801,175.84

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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.