Home / 1,504.44-2,074.68-914.76

Finding the Fourth Proportional to 1,504.44, 2,074.68 and 914.76

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Solution

The fourth proportional to 1,504.44, 2,074.68 and 914.76 is: 1,261.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.44 : 2,074.68 = 914.76 : x
  2. Step 2: Convert to fraction form
    1,504.44/2,074.68 = 914.76/x
  3. Step 3: Cross multiply
    1,504.44x = 2,074.68 × 914.76
  4. Step 4: Simplify right side
    1,504.44x = 1,897,834.28
  5. Step 5: Solve for x
    x = 1,897,834.28/1,504.44
  6. Step 6: Final answer
    x = 1,261.49

Related Problems

Find fourth proportional to 752.22, 1,037.34 and 457.38
Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.