Home / 802,197.76-1,203,161.28-375,779.20

Finding the Fourth Proportional to 802,197.76, 1,203,161.28 and 375,779.20

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Solution

The fourth proportional to 802,197.76, 1,203,161.28 and 375,779.20 is: 563,605.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,197.76 : 1,203,161.28 = 375,779.20 : x
  2. Step 2: Convert to fraction form
    802,197.76/1,203,161.28 = 375,779.20/x
  3. Step 3: Cross multiply
    802,197.76x = 1,203,161.28 × 375,779.20
  4. Step 4: Simplify right side
    802,197.76x = 452,122,983,269.38
  5. Step 5: Solve for x
    x = 452,122,983,269.38/802,197.76
  6. Step 6: Final answer
    x = 563,605.39

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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.