Home / 1,022,672.40-1,534,008.60-349,513.80

Finding the Fourth Proportional to 1,022,672.40, 1,534,008.60 and 349,513.80

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Solution

The fourth proportional to 1,022,672.40, 1,534,008.60 and 349,513.80 is: 524,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,672.40 : 1,534,008.60 = 349,513.80 : x
  2. Step 2: Convert to fraction form
    1,022,672.40/1,534,008.60 = 349,513.80/x
  3. Step 3: Cross multiply
    1,022,672.40x = 1,534,008.60 × 349,513.80
  4. Step 4: Simplify right side
    1,022,672.40x = 536,157,175,018.68
  5. Step 5: Solve for x
    x = 536,157,175,018.68/1,022,672.40
  6. Step 6: Final answer
    x = 524,270.70

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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.