Home / 934,709.60-1,402,064.40-303,687.20

Finding the Fourth Proportional to 934,709.60, 1,402,064.40 and 303,687.20

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Solution

The fourth proportional to 934,709.60, 1,402,064.40 and 303,687.20 is: 455,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,709.60 : 1,402,064.40 = 303,687.20 : x
  2. Step 2: Convert to fraction form
    934,709.60/1,402,064.40 = 303,687.20/x
  3. Step 3: Cross multiply
    934,709.60x = 1,402,064.40 × 303,687.20
  4. Step 4: Simplify right side
    934,709.60x = 425,789,011,855.68
  5. Step 5: Solve for x
    x = 425,789,011,855.68/934,709.60
  6. Step 6: Final answer
    x = 455,530.80

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Similar ratio
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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.