Home / 907,492.32-1,361,238.89-374,427.45

Finding the Fourth Proportional to 907,492.32, 1,361,238.89 and 374,427.45

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Solution

The fourth proportional to 907,492.32, 1,361,238.89 and 374,427.45 is: 561,641.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,492.32 : 1,361,238.89 = 374,427.45 : x
  2. Step 2: Convert to fraction form
    907,492.32/1,361,238.89 = 374,427.45/x
  3. Step 3: Cross multiply
    907,492.32x = 1,361,238.89 × 374,427.45
  4. Step 4: Simplify right side
    907,492.32x = 509,685,204,551.39
  5. Step 5: Solve for x
    x = 509,685,204,551.39/907,492.32
  6. Step 6: Final answer
    x = 561,641.34

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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.