Home / 1,040,063.20-1,559,979.60-292,184.80

Finding the Fourth Proportional to 1,040,063.20, 1,559,979.60 and 292,184.80

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Solution

The fourth proportional to 1,040,063.20, 1,559,979.60 and 292,184.80 is: 438,244.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,063.20 : 1,559,979.60 = 292,184.80 : x
  2. Step 2: Convert to fraction form
    1,040,063.20/1,559,979.60 = 292,184.80/x
  3. Step 3: Cross multiply
    1,040,063.20x = 1,559,979.60 × 292,184.80
  4. Step 4: Simplify right side
    1,040,063.20x = 455,802,327,430.08
  5. Step 5: Solve for x
    x = 455,802,327,430.08/1,040,063.20
  6. Step 6: Final answer
    x = 438,244.84

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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.