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Finding the Fourth Proportional to 535,475.70, 738,953.46 and 293,752.08

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Solution

The fourth proportional to 535,475.70, 738,953.46 and 293,752.08 is: 405,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,475.70 : 738,953.46 = 293,752.08 : x
  2. Step 2: Convert to fraction form
    535,475.70/738,953.46 = 293,752.08/x
  3. Step 3: Cross multiply
    535,475.70x = 738,953.46 × 293,752.08
  4. Step 4: Simplify right side
    535,475.70x = 217,069,115,898.20
  5. Step 5: Solve for x
    x = 217,069,115,898.20/535,475.70
  6. Step 6: Final answer
    x = 405,376.22

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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.