Home / 992,477.40-1,488,716.10-908,496.60

Finding the Fourth Proportional to 992,477.40, 1,488,716.10 and 908,496.60

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Solution

The fourth proportional to 992,477.40, 1,488,716.10 and 908,496.60 is: 1,362,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,477.40 : 1,488,716.10 = 908,496.60 : x
  2. Step 2: Convert to fraction form
    992,477.40/1,488,716.10 = 908,496.60/x
  3. Step 3: Cross multiply
    992,477.40x = 1,488,716.10 × 908,496.60
  4. Step 4: Simplify right side
    992,477.40x = 1,352,493,515,215.26
  5. Step 5: Solve for x
    x = 1,352,493,515,215.26/992,477.40
  6. Step 6: Final answer
    x = 1,362,744.90

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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.