Home / 837,052.68-1,155,127.01-455,079.46

Finding the Fourth Proportional to 837,052.68, 1,155,127.01 and 455,079.46

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Solution

The fourth proportional to 837,052.68, 1,155,127.01 and 455,079.46 is: 628,006.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,052.68 : 1,155,127.01 = 455,079.46 : x
  2. Step 2: Convert to fraction form
    837,052.68/1,155,127.01 = 455,079.46/x
  3. Step 3: Cross multiply
    837,052.68x = 1,155,127.01 × 455,079.46
  4. Step 4: Simplify right side
    837,052.68x = 525,674,575,942.22
  5. Step 5: Solve for x
    x = 525,674,575,942.22/837,052.68
  6. Step 6: Final answer
    x = 628,006.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.