Home / 575,786.10-794,582.19-317,656.02

Finding the Fourth Proportional to 575,786.10, 794,582.19 and 317,656.02

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Solution

The fourth proportional to 575,786.10, 794,582.19 and 317,656.02 is: 438,363.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,786.10 : 794,582.19 = 317,656.02 : x
  2. Step 2: Convert to fraction form
    575,786.10/794,582.19 = 317,656.02/x
  3. Step 3: Cross multiply
    575,786.10x = 794,582.19 × 317,656.02
  4. Step 4: Simplify right side
    575,786.10x = 252,403,816,038.28
  5. Step 5: Solve for x
    x = 252,403,816,038.28/575,786.10
  6. Step 6: Final answer
    x = 438,363.86

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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.