Home / 907,479.01-1,361,218.98-374,414.17

Finding the Fourth Proportional to 907,479.01, 1,361,218.98 and 374,414.17

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Solution

The fourth proportional to 907,479.01, 1,361,218.98 and 374,414.17 is: 561,621.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,479.01 : 1,361,218.98 = 374,414.17 : x
  2. Step 2: Convert to fraction form
    907,479.01/1,361,218.98 = 374,414.17/x
  3. Step 3: Cross multiply
    907,479.01x = 1,361,218.98 × 374,414.17
  4. Step 4: Simplify right side
    907,479.01x = 509,659,674,584.95
  5. Step 5: Solve for x
    x = 509,659,674,584.95/907,479.01
  6. Step 6: Final answer
    x = 561,621.45

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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.