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Finding the Fourth Proportional to 575,570.01, 794,291.91 and 317,457.03

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Solution

The fourth proportional to 575,570.01, 794,291.91 and 317,457.03 is: 438,093.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,570.01 : 794,291.91 = 317,457.03 : x
  2. Step 2: Convert to fraction form
    575,570.01/794,291.91 = 317,457.03/x
  3. Step 3: Cross multiply
    575,570.01x = 794,291.91 × 317,457.03
  4. Step 4: Simplify right side
    575,570.01x = 252,153,550,701.63
  5. Step 5: Solve for x
    x = 252,153,550,701.63/575,570.01
  6. Step 6: Final answer
    x = 438,093.62

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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.