Home / 346,258.30-519,314.55-146,585.20

Finding the Fourth Proportional to 346,258.30, 519,314.55 and 146,585.20

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Solution

The fourth proportional to 346,258.30, 519,314.55 and 146,585.20 is: 219,846.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,258.30 : 519,314.55 = 146,585.20 : x
  2. Step 2: Convert to fraction form
    346,258.30/519,314.55 = 146,585.20/x
  3. Step 3: Cross multiply
    346,258.30x = 519,314.55 × 146,585.20
  4. Step 4: Simplify right side
    346,258.30x = 76,123,827,174.66
  5. Step 5: Solve for x
    x = 76,123,827,174.66/346,258.30
  6. Step 6: Final answer
    x = 219,846.94

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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.