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Finding the Fourth Proportional to 443,008.70, 611,352 and 241,804.70

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Solution

The fourth proportional to 443,008.70, 611,352 and 241,804.70 is: 333,690.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,008.70 : 611,352 = 241,804.70 : x
  2. Step 2: Convert to fraction form
    443,008.70/611,352 = 241,804.70/x
  3. Step 3: Cross multiply
    443,008.70x = 611,352 × 241,804.70
  4. Step 4: Simplify right side
    443,008.70x = 147,827,783,897.64
  5. Step 5: Solve for x
    x = 147,827,783,897.64/443,008.70
  6. Step 6: Final answer
    x = 333,690.48

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1.5x scale

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.