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Finding the Fourth Proportional to 346,462.38, 474,645.47 and 333,509.85

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Solution

The fourth proportional to 346,462.38, 474,645.47 and 333,509.85 is: 456,900.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,462.38 : 474,645.47 = 333,509.85 : x
  2. Step 2: Convert to fraction form
    346,462.38/474,645.47 = 333,509.85/x
  3. Step 3: Cross multiply
    346,462.38x = 474,645.47 × 333,509.85
  4. Step 4: Simplify right side
    346,462.38x = 158,298,937,835.33
  5. Step 5: Solve for x
    x = 158,298,937,835.33/346,462.38
  6. Step 6: Final answer
    x = 456,900.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.