Home / 675,042.80-1,012,564.20-556,847.60

Finding the Fourth Proportional to 675,042.80, 1,012,564.20 and 556,847.60

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Solution

The fourth proportional to 675,042.80, 1,012,564.20 and 556,847.60 is: 835,271.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,042.80 : 1,012,564.20 = 556,847.60 : x
  2. Step 2: Convert to fraction form
    675,042.80/1,012,564.20 = 556,847.60/x
  3. Step 3: Cross multiply
    675,042.80x = 1,012,564.20 × 556,847.60
  4. Step 4: Simplify right side
    675,042.80x = 563,843,944,615.92
  5. Step 5: Solve for x
    x = 563,843,944,615.92/675,042.80
  6. Step 6: Final answer
    x = 835,271.40

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Similar ratio
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1.5x scale

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.