Home / 744,836.94-1,117,809.72-365,961.06

Finding the Fourth Proportional to 744,836.94, 1,117,809.72 and 365,961.06

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Solution

The fourth proportional to 744,836.94, 1,117,809.72 and 365,961.06 is: 549,213.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,836.94 : 1,117,809.72 = 365,961.06 : x
  2. Step 2: Convert to fraction form
    744,836.94/1,117,809.72 = 365,961.06/x
  3. Step 3: Cross multiply
    744,836.94x = 1,117,809.72 × 365,961.06
  4. Step 4: Simplify right side
    744,836.94x = 409,074,830,009.50
  5. Step 5: Solve for x
    x = 409,074,830,009.50/744,836.94
  6. Step 6: Final answer
    x = 549,213.94

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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.