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Finding the Fourth Proportional to 333,246.90, 499,870.35 and 213,672.68

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Solution

The fourth proportional to 333,246.90, 499,870.35 and 213,672.68 is: 320,509.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,246.90 : 499,870.35 = 213,672.68 : x
  2. Step 2: Convert to fraction form
    333,246.90/499,870.35 = 213,672.68/x
  3. Step 3: Cross multiply
    333,246.90x = 499,870.35 × 213,672.68
  4. Step 4: Simplify right side
    333,246.90x = 106,808,634,837.69
  5. Step 5: Solve for x
    x = 106,808,634,837.69/333,246.90
  6. Step 6: Final answer
    x = 320,509.01

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1.5x scale

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.