Home / 676,224.48-933,191.40-370,320.96

Finding the Fourth Proportional to 676,224.48, 933,191.40 and 370,320.96

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Solution

The fourth proportional to 676,224.48, 933,191.40 and 370,320.96 is: 511,043.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,224.48 : 933,191.40 = 370,320.96 : x
  2. Step 2: Convert to fraction form
    676,224.48/933,191.40 = 370,320.96/x
  3. Step 3: Cross multiply
    676,224.48x = 933,191.40 × 370,320.96
  4. Step 4: Simplify right side
    676,224.48x = 345,580,335,111.74
  5. Step 5: Solve for x
    x = 345,580,335,111.74/676,224.48
  6. Step 6: Final answer
    x = 511,043.81

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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.