Home / 1,488,436.56-2,232,668.61-477,560.61

Finding the Fourth Proportional to 1,488,436.56, 2,232,668.61 and 477,560.61

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Solution

The fourth proportional to 1,488,436.56, 2,232,668.61 and 477,560.61 is: 716,345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,436.56 : 2,232,668.61 = 477,560.61 : x
  2. Step 2: Convert to fraction form
    1,488,436.56/2,232,668.61 = 477,560.61/x
  3. Step 3: Cross multiply
    1,488,436.56x = 2,232,668.61 × 477,560.61
  4. Step 4: Simplify right side
    1,488,436.56x = 1,066,234,583,319.45
  5. Step 5: Solve for x
    x = 1,066,234,583,319.45/1,488,436.56
  6. Step 6: Final answer
    x = 716,345.33

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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.