Home / 749,786.64-1,034,704.44-410,254.80

Finding the Fourth Proportional to 749,786.64, 1,034,704.44 and 410,254.80

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Solution

The fourth proportional to 749,786.64, 1,034,704.44 and 410,254.80 is: 566,151.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,786.64 : 1,034,704.44 = 410,254.80 : x
  2. Step 2: Convert to fraction form
    749,786.64/1,034,704.44 = 410,254.80/x
  3. Step 3: Cross multiply
    749,786.64x = 1,034,704.44 × 410,254.80
  4. Step 4: Simplify right side
    749,786.64x = 424,492,463,091.31
  5. Step 5: Solve for x
    x = 424,492,463,091.31/749,786.64
  6. Step 6: Final answer
    x = 566,151.01

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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.