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Finding the Fourth Proportional to 535,214.52, 738,606.17 and 293,482.67

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Solution

The fourth proportional to 535,214.52, 738,606.17 and 293,482.67 is: 405,011.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,214.52 : 738,606.17 = 293,482.67 : x
  2. Step 2: Convert to fraction form
    535,214.52/738,606.17 = 293,482.67/x
  3. Step 3: Cross multiply
    535,214.52x = 738,606.17 × 293,482.67
  4. Step 4: Simplify right side
    535,214.52x = 216,768,110,850.07
  5. Step 5: Solve for x
    x = 216,768,110,850.07/535,214.52
  6. Step 6: Final answer
    x = 405,011.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.