Home / 557,723.60-837,046.20-258,664.40

Finding the Fourth Proportional to 557,723.60, 837,046.20 and 258,664.40

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Solution

The fourth proportional to 557,723.60, 837,046.20 and 258,664.40 is: 388,210.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,723.60 : 837,046.20 = 258,664.40 : x
  2. Step 2: Convert to fraction form
    557,723.60/837,046.20 = 258,664.40/x
  3. Step 3: Cross multiply
    557,723.60x = 837,046.20 × 258,664.40
  4. Step 4: Simplify right side
    557,723.60x = 216,514,053,095.28
  5. Step 5: Solve for x
    x = 216,514,053,095.28/557,723.60
  6. Step 6: Final answer
    x = 388,210.31

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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.