Home / 716,736.08-1,075,769.28-361,999.20

Finding the Fourth Proportional to 716,736.08, 1,075,769.28 and 361,999.20

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Solution

The fourth proportional to 716,736.08, 1,075,769.28 and 361,999.20 is: 543,334.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,736.08 : 1,075,769.28 = 361,999.20 : x
  2. Step 2: Convert to fraction form
    716,736.08/1,075,769.28 = 361,999.20/x
  3. Step 3: Cross multiply
    716,736.08x = 1,075,769.28 × 361,999.20
  4. Step 4: Simplify right side
    716,736.08x = 389,427,618,744.58
  5. Step 5: Solve for x
    x = 389,427,618,744.58/716,736.08
  6. Step 6: Final answer
    x = 543,334.75

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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.