Home / 575,264.56-793,899.48-320,615.16

Finding the Fourth Proportional to 575,264.56, 793,899.48 and 320,615.16

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Solution

The fourth proportional to 575,264.56, 793,899.48 and 320,615.16 is: 442,468.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,264.56 : 793,899.48 = 320,615.16 : x
  2. Step 2: Convert to fraction form
    575,264.56/793,899.48 = 320,615.16/x
  3. Step 3: Cross multiply
    575,264.56x = 793,899.48 × 320,615.16
  4. Step 4: Simplify right side
    575,264.56x = 254,536,208,804.12
  5. Step 5: Solve for x
    x = 254,536,208,804.12/575,264.56
  6. Step 6: Final answer
    x = 442,468.09

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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.