Home / 876,852.10-1,314,622.05-477,943.30

Finding the Fourth Proportional to 876,852.10, 1,314,622.05 and 477,943.30

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Solution

The fourth proportional to 876,852.10, 1,314,622.05 and 477,943.30 is: 716,557.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,852.10 : 1,314,622.05 = 477,943.30 : x
  2. Step 2: Convert to fraction form
    876,852.10/1,314,622.05 = 477,943.30/x
  3. Step 3: Cross multiply
    876,852.10x = 1,314,622.05 × 477,943.30
  4. Step 4: Simplify right side
    876,852.10x = 628,314,800,829.77
  5. Step 5: Solve for x
    x = 628,314,800,829.77/876,852.10
  6. Step 6: Final answer
    x = 716,557.33

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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.