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Finding the Fourth Proportional to 570,335.04, 855,214.56 and 333,748.80

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Solution

The fourth proportional to 570,335.04, 855,214.56 and 333,748.80 is: 500,454.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,335.04 : 855,214.56 = 333,748.80 : x
  2. Step 2: Convert to fraction form
    570,335.04/855,214.56 = 333,748.80/x
  3. Step 3: Cross multiply
    570,335.04x = 855,214.56 × 333,748.80
  4. Step 4: Simplify right side
    570,335.04x = 285,426,833,142.53
  5. Step 5: Solve for x
    x = 285,426,833,142.53/570,335.04
  6. Step 6: Final answer
    x = 500,454.67

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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.