Home / 991,309.05-1,483,746.46-535,266.29

Finding the Fourth Proportional to 991,309.05, 1,483,746.46 and 535,266.29

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Solution

The fourth proportional to 991,309.05, 1,483,746.46 and 535,266.29 is: 801,162.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,309.05 : 1,483,746.46 = 535,266.29 : x
  2. Step 2: Convert to fraction form
    991,309.05/1,483,746.46 = 535,266.29/x
  3. Step 3: Cross multiply
    991,309.05x = 1,483,746.46 × 535,266.29
  4. Step 4: Simplify right side
    991,309.05x = 794,199,465,316.03
  5. Step 5: Solve for x
    x = 794,199,465,316.03/991,309.05
  6. Step 6: Final answer
    x = 801,162.33

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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.