Home / 346,495.15-478,158.26-193,535.52

Finding the Fourth Proportional to 346,495.15, 478,158.26 and 193,535.52

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Solution

The fourth proportional to 346,495.15, 478,158.26 and 193,535.52 is: 267,076.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,495.15 : 478,158.26 = 193,535.52 : x
  2. Step 2: Convert to fraction form
    346,495.15/478,158.26 = 193,535.52/x
  3. Step 3: Cross multiply
    346,495.15x = 478,158.26 × 193,535.52
  4. Step 4: Simplify right side
    346,495.15x = 92,540,605,819.26
  5. Step 5: Solve for x
    x = 92,540,605,819.26/346,495.15
  6. Step 6: Final answer
    x = 267,076.19

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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.