Home / 575,403.19-794,056.46-320,754.38

Finding the Fourth Proportional to 575,403.19, 794,056.46 and 320,754.38

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Solution

The fourth proportional to 575,403.19, 794,056.46 and 320,754.38 is: 442,641.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,403.19 : 794,056.46 = 320,754.38 : x
  2. Step 2: Convert to fraction form
    575,403.19/794,056.46 = 320,754.38/x
  3. Step 3: Cross multiply
    575,403.19x = 794,056.46 × 320,754.38
  4. Step 4: Simplify right side
    575,403.19x = 254,697,081,938.24
  5. Step 5: Solve for x
    x = 254,697,081,938.24/575,403.19
  6. Step 6: Final answer
    x = 442,641.07

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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.