Home / 992,424.26-1,488,457.88-262,952.40

Finding the Fourth Proportional to 992,424.26, 1,488,457.88 and 262,952.40

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Solution

The fourth proportional to 992,424.26, 1,488,457.88 and 262,952.40 is: 394,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,424.26 : 1,488,457.88 = 262,952.40 : x
  2. Step 2: Convert to fraction form
    992,424.26/1,488,457.88 = 262,952.40/x
  3. Step 3: Cross multiply
    992,424.26x = 1,488,457.88 × 262,952.40
  4. Step 4: Simplify right side
    992,424.26x = 391,393,571,844.91
  5. Step 5: Solve for x
    x = 391,393,571,844.91/992,424.26
  6. Step 6: Final answer
    x = 394,381.30

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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.