Home / 680,002.40-1,020,003.60-236,770.40

Finding the Fourth Proportional to 680,002.40, 1,020,003.60 and 236,770.40

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Solution

The fourth proportional to 680,002.40, 1,020,003.60 and 236,770.40 is: 355,155.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,002.40 : 1,020,003.60 = 236,770.40 : x
  2. Step 2: Convert to fraction form
    680,002.40/1,020,003.60 = 236,770.40/x
  3. Step 3: Cross multiply
    680,002.40x = 1,020,003.60 × 236,770.40
  4. Step 4: Simplify right side
    680,002.40x = 241,506,660,373.44
  5. Step 5: Solve for x
    x = 241,506,660,373.44/680,002.40
  6. Step 6: Final answer
    x = 355,155.60

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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.