Home / 1,207,358.40-1,810,576.80-365,630.40

Finding the Fourth Proportional to 1,207,358.40, 1,810,576.80 and 365,630.40

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Solution

The fourth proportional to 1,207,358.40, 1,810,576.80 and 365,630.40 is: 548,306.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,358.40 : 1,810,576.80 = 365,630.40 : x
  2. Step 2: Convert to fraction form
    1,207,358.40/1,810,576.80 = 365,630.40/x
  3. Step 3: Cross multiply
    1,207,358.40x = 1,810,576.80 × 365,630.40
  4. Step 4: Simplify right side
    1,207,358.40x = 662,001,919,614.72
  5. Step 5: Solve for x
    x = 662,001,919,614.72/1,207,358.40
  6. Step 6: Final answer
    x = 548,306.05

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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.