Home / 702,021.60-1,053,032.40-228,700.80

Finding the Fourth Proportional to 702,021.60, 1,053,032.40 and 228,700.80

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Solution

The fourth proportional to 702,021.60, 1,053,032.40 and 228,700.80 is: 343,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,021.60 : 1,053,032.40 = 228,700.80 : x
  2. Step 2: Convert to fraction form
    702,021.60/1,053,032.40 = 228,700.80/x
  3. Step 3: Cross multiply
    702,021.60x = 1,053,032.40 × 228,700.80
  4. Step 4: Simplify right side
    702,021.60x = 240,829,352,305.92
  5. Step 5: Solve for x
    x = 240,829,352,305.92/702,021.60
  6. Step 6: Final answer
    x = 343,051.20

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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.