Home / 348,196.12-480,333.76-227,408.16

Finding the Fourth Proportional to 348,196.12, 480,333.76 and 227,408.16

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Solution

The fourth proportional to 348,196.12, 480,333.76 and 227,408.16 is: 313,707.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,196.12 : 480,333.76 = 227,408.16 : x
  2. Step 2: Convert to fraction form
    348,196.12/480,333.76 = 227,408.16/x
  3. Step 3: Cross multiply
    348,196.12x = 480,333.76 × 227,408.16
  4. Step 4: Simplify right side
    348,196.12x = 109,231,816,547.48
  5. Step 5: Solve for x
    x = 109,231,816,547.48/348,196.12
  6. Step 6: Final answer
    x = 313,707.74

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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.