Home / 575,314.04-793,943.88-320,637.89

Finding the Fourth Proportional to 575,314.04, 793,943.88 and 320,637.89

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Solution

The fourth proportional to 575,314.04, 793,943.88 and 320,637.89 is: 442,486.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,314.04 : 793,943.88 = 320,637.89 : x
  2. Step 2: Convert to fraction form
    575,314.04/793,943.88 = 320,637.89/x
  3. Step 3: Cross multiply
    575,314.04x = 793,943.88 × 320,637.89
  4. Step 4: Simplify right side
    575,314.04x = 254,568,491,244.08
  5. Step 5: Solve for x
    x = 254,568,491,244.08/575,314.04
  6. Step 6: Final answer
    x = 442,486.14

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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.