Home / 696,802.40-1,045,203.60-198,101.60

Finding the Fourth Proportional to 696,802.40, 1,045,203.60 and 198,101.60

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Solution

The fourth proportional to 696,802.40, 1,045,203.60 and 198,101.60 is: 297,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,802.40 : 1,045,203.60 = 198,101.60 : x
  2. Step 2: Convert to fraction form
    696,802.40/1,045,203.60 = 198,101.60/x
  3. Step 3: Cross multiply
    696,802.40x = 1,045,203.60 × 198,101.60
  4. Step 4: Simplify right side
    696,802.40x = 207,056,505,485.76
  5. Step 5: Solve for x
    x = 207,056,505,485.76/696,802.40
  6. Step 6: Final answer
    x = 297,152.40

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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.