Home / 620,095.10-929,276.55-335,171.52

Finding the Fourth Proportional to 620,095.10, 929,276.55 and 335,171.52

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Solution

The fourth proportional to 620,095.10, 929,276.55 and 335,171.52 is: 502,289.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,095.10 : 929,276.55 = 335,171.52 : x
  2. Step 2: Convert to fraction form
    620,095.10/929,276.55 = 335,171.52/x
  3. Step 3: Cross multiply
    620,095.10x = 929,276.55 × 335,171.52
  4. Step 4: Simplify right side
    620,095.10x = 311,467,033,763.86
  5. Step 5: Solve for x
    x = 311,467,033,763.86/620,095.10
  6. Step 6: Final answer
    x = 502,289.14

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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.