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Finding the Fourth Proportional to 535,271.25, 738,674.33 and 296,807.25

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Solution

The fourth proportional to 535,271.25, 738,674.33 and 296,807.25 is: 409,594.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,271.25 : 738,674.33 = 296,807.25 : x
  2. Step 2: Convert to fraction form
    535,271.25/738,674.33 = 296,807.25/x
  3. Step 3: Cross multiply
    535,271.25x = 738,674.33 × 296,807.25
  4. Step 4: Simplify right side
    535,271.25x = 219,243,895,048.86
  5. Step 5: Solve for x
    x = 219,243,895,048.86/535,271.25
  6. Step 6: Final answer
    x = 409,594.01

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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.