Home / 450,026.20-675,039.30-401,037.40

Finding the Fourth Proportional to 450,026.20, 675,039.30 and 401,037.40

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Solution

The fourth proportional to 450,026.20, 675,039.30 and 401,037.40 is: 601,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,026.20 : 675,039.30 = 401,037.40 : x
  2. Step 2: Convert to fraction form
    450,026.20/675,039.30 = 401,037.40/x
  3. Step 3: Cross multiply
    450,026.20x = 675,039.30 × 401,037.40
  4. Step 4: Simplify right side
    450,026.20x = 270,716,005,769.82
  5. Step 5: Solve for x
    x = 270,716,005,769.82/450,026.20
  6. Step 6: Final answer
    x = 601,556.10

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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.