Home / 348,811.36-481,451.72-205,666.76

Finding the Fourth Proportional to 348,811.36, 481,451.72 and 205,666.76

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Solution

The fourth proportional to 348,811.36, 481,451.72 and 205,666.76 is: 283,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,811.36 : 481,451.72 = 205,666.76 : x
  2. Step 2: Convert to fraction form
    348,811.36/481,451.72 = 205,666.76/x
  3. Step 3: Cross multiply
    348,811.36x = 481,451.72 × 205,666.76
  4. Step 4: Simplify right side
    348,811.36x = 99,018,615,348.83
  5. Step 5: Solve for x
    x = 99,018,615,348.83/348,811.36
  6. Step 6: Final answer
    x = 283,874.40

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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.