Home / 551,290.20-826,886.70-151,895.40

Finding the Fourth Proportional to 551,290.20, 826,886.70 and 151,895.40

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Solution

The fourth proportional to 551,290.20, 826,886.70 and 151,895.40 is: 227,829.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,290.20 : 826,886.70 = 151,895.40 : x
  2. Step 2: Convert to fraction form
    551,290.20/826,886.70 = 151,895.40/x
  3. Step 3: Cross multiply
    551,290.20x = 826,886.70 × 151,895.40
  4. Step 4: Simplify right side
    551,290.20x = 125,600,286,051.18
  5. Step 5: Solve for x
    x = 125,600,286,051.18/551,290.20
  6. Step 6: Final answer
    x = 227,829.71

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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.