Home / 346,052.40-519,078.60-325,057.20

Finding the Fourth Proportional to 346,052.40, 519,078.60 and 325,057.20

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Solution

The fourth proportional to 346,052.40, 519,078.60 and 325,057.20 is: 487,585.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,052.40 : 519,078.60 = 325,057.20 : x
  2. Step 2: Convert to fraction form
    346,052.40/519,078.60 = 325,057.20/x
  3. Step 3: Cross multiply
    346,052.40x = 519,078.60 × 325,057.20
  4. Step 4: Simplify right side
    346,052.40x = 168,730,236,295.92
  5. Step 5: Solve for x
    x = 168,730,236,295.92/346,052.40
  6. Step 6: Final answer
    x = 487,585.80

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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.