Home / 851,852.60-1,279,225.12-569,358.49

Finding the Fourth Proportional to 851,852.60, 1,279,225.12 and 569,358.49

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Solution

The fourth proportional to 851,852.60, 1,279,225.12 and 569,358.49 is: 855,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,852.60 : 1,279,225.12 = 569,358.49 : x
  2. Step 2: Convert to fraction form
    851,852.60/1,279,225.12 = 569,358.49/x
  3. Step 3: Cross multiply
    851,852.60x = 1,279,225.12 × 569,358.49
  4. Step 4: Simplify right side
    851,852.60x = 728,337,676,297.14
  5. Step 5: Solve for x
    x = 728,337,676,297.14/851,852.60
  6. Step 6: Final answer
    x = 855,004.35

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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.