Home / 676,209.72-933,180.89-370,281.23

Finding the Fourth Proportional to 676,209.72, 933,180.89 and 370,281.23

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Solution

The fourth proportional to 676,209.72, 933,180.89 and 370,281.23 is: 510,994.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,209.72 : 933,180.89 = 370,281.23 : x
  2. Step 2: Convert to fraction form
    676,209.72/933,180.89 = 370,281.23/x
  3. Step 3: Cross multiply
    676,209.72x = 933,180.89 × 370,281.23
  4. Step 4: Simplify right side
    676,209.72x = 345,539,367,761.70
  5. Step 5: Solve for x
    x = 345,539,367,761.70/676,209.72
  6. Step 6: Final answer
    x = 510,994.38

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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.