Home / 990,746.88-1,367,579.52-588,336

Finding the Fourth Proportional to 990,746.88, 1,367,579.52 and 588,336

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Solution

The fourth proportional to 990,746.88, 1,367,579.52 and 588,336 is: 812,110.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,746.88 : 1,367,579.52 = 588,336 : x
  2. Step 2: Convert to fraction form
    990,746.88/1,367,579.52 = 588,336/x
  3. Step 3: Cross multiply
    990,746.88x = 1,367,579.52 × 588,336
  4. Step 4: Simplify right side
    990,746.88x = 804,596,264,478.72
  5. Step 5: Solve for x
    x = 804,596,264,478.72/990,746.88
  6. Step 6: Final answer
    x = 812,110.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.