Home / 992,261.40-1,488,392.10-588,103.80

Finding the Fourth Proportional to 992,261.40, 1,488,392.10 and 588,103.80

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Solution

The fourth proportional to 992,261.40, 1,488,392.10 and 588,103.80 is: 882,155.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,261.40 : 1,488,392.10 = 588,103.80 : x
  2. Step 2: Convert to fraction form
    992,261.40/1,488,392.10 = 588,103.80/x
  3. Step 3: Cross multiply
    992,261.40x = 1,488,392.10 × 588,103.80
  4. Step 4: Simplify right side
    992,261.40x = 875,329,049,899.98
  5. Step 5: Solve for x
    x = 875,329,049,899.98/992,261.40
  6. Step 6: Final answer
    x = 882,155.70

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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.