Home / 910,543.45-1,365,494.54-303,166.85

Finding the Fourth Proportional to 910,543.45, 1,365,494.54 and 303,166.85

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Solution

The fourth proportional to 910,543.45, 1,365,494.54 and 303,166.85 is: 454,643.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,543.45 : 1,365,494.54 = 303,166.85 : x
  2. Step 2: Convert to fraction form
    910,543.45/1,365,494.54 = 303,166.85/x
  3. Step 3: Cross multiply
    910,543.45x = 1,365,494.54 × 303,166.85
  4. Step 4: Simplify right side
    910,543.45x = 413,972,680,281.90
  5. Step 5: Solve for x
    x = 413,972,680,281.90/910,543.45
  6. Step 6: Final answer
    x = 454,643.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.