Home / 348,016.10-522,024.15-305,161.70

Finding the Fourth Proportional to 348,016.10, 522,024.15 and 305,161.70

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Solution

The fourth proportional to 348,016.10, 522,024.15 and 305,161.70 is: 457,742.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,016.10 : 522,024.15 = 305,161.70 : x
  2. Step 2: Convert to fraction form
    348,016.10/522,024.15 = 305,161.70/x
  3. Step 3: Cross multiply
    348,016.10x = 522,024.15 × 305,161.70
  4. Step 4: Simplify right side
    348,016.10x = 159,301,777,055.06
  5. Step 5: Solve for x
    x = 159,301,777,055.06/348,016.10
  6. Step 6: Final answer
    x = 457,742.55

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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.