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Finding the Fourth Proportional to 442,655.34, 610,866.30 and 241,455.66

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Solution

The fourth proportional to 442,655.34, 610,866.30 and 241,455.66 is: 333,209.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,655.34 : 610,866.30 = 241,455.66 : x
  2. Step 2: Convert to fraction form
    442,655.34/610,866.30 = 241,455.66/x
  3. Step 3: Cross multiply
    442,655.34x = 610,866.30 × 241,455.66
  4. Step 4: Simplify right side
    442,655.34x = 147,497,125,638.26
  5. Step 5: Solve for x
    x = 147,497,125,638.26/442,655.34
  6. Step 6: Final answer
    x = 333,209.86

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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.