Home / 1,655,395.02-2,483,139.42-457,317.54

Finding the Fourth Proportional to 1,655,395.02, 2,483,139.42 and 457,317.54

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Solution

The fourth proportional to 1,655,395.02, 2,483,139.42 and 457,317.54 is: 685,989.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,395.02 : 2,483,139.42 = 457,317.54 : x
  2. Step 2: Convert to fraction form
    1,655,395.02/2,483,139.42 = 457,317.54/x
  3. Step 3: Cross multiply
    1,655,395.02x = 2,483,139.42 × 457,317.54
  4. Step 4: Simplify right side
    1,655,395.02x = 1,135,583,211,031.43
  5. Step 5: Solve for x
    x = 1,135,583,211,031.43/1,655,395.02
  6. Step 6: Final answer
    x = 685,989.26

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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.