Home / 1,066,740.48-1,599,488.64-318,585.60

Finding the Fourth Proportional to 1,066,740.48, 1,599,488.64 and 318,585.60

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Solution

The fourth proportional to 1,066,740.48, 1,599,488.64 and 318,585.60 is: 477,692.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,740.48 : 1,599,488.64 = 318,585.60 : x
  2. Step 2: Convert to fraction form
    1,066,740.48/1,599,488.64 = 318,585.60/x
  3. Step 3: Cross multiply
    1,066,740.48x = 1,599,488.64 × 318,585.60
  4. Step 4: Simplify right side
    1,066,740.48x = 509,574,048,067.58
  5. Step 5: Solve for x
    x = 509,574,048,067.58/1,066,740.48
  6. Step 6: Final answer
    x = 477,692.61

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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.