Home / 348,386.20-522,968.10-325,544.20

Finding the Fourth Proportional to 348,386.20, 522,968.10 and 325,544.20

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Solution

The fourth proportional to 348,386.20, 522,968.10 and 325,544.20 is: 488,679.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,386.20 : 522,968.10 = 325,544.20 : x
  2. Step 2: Convert to fraction form
    348,386.20/522,968.10 = 325,544.20/x
  3. Step 3: Cross multiply
    348,386.20x = 522,968.10 × 325,544.20
  4. Step 4: Simplify right side
    348,386.20x = 170,249,231,740.02
  5. Step 5: Solve for x
    x = 170,249,231,740.02/348,386.20
  6. Step 6: Final answer
    x = 488,679.61

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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.