Home / 575,256.51-793,881.01-320,609.52

Finding the Fourth Proportional to 575,256.51, 793,881.01 and 320,609.52

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Solution

The fourth proportional to 575,256.51, 793,881.01 and 320,609.52 is: 442,456.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,256.51 : 793,881.01 = 320,609.52 : x
  2. Step 2: Convert to fraction form
    575,256.51/793,881.01 = 320,609.52/x
  3. Step 3: Cross multiply
    575,256.51x = 793,881.01 × 320,609.52
  4. Step 4: Simplify right side
    575,256.51x = 254,525,809,553.22
  5. Step 5: Solve for x
    x = 254,525,809,553.22/575,256.51
  6. Step 6: Final answer
    x = 442,456.20

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1.5x scale

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.