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Finding the Fourth Proportional to 442,239.69, 610,307.69 and 241,035.69

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Solution

The fourth proportional to 442,239.69, 610,307.69 and 241,035.69 is: 332,638.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,239.69 : 610,307.69 = 241,035.69 : x
  2. Step 2: Convert to fraction form
    442,239.69/610,307.69 = 241,035.69/x
  3. Step 3: Cross multiply
    442,239.69x = 610,307.69 × 241,035.69
  4. Step 4: Simplify right side
    442,239.69x = 147,105,933,966.28
  5. Step 5: Solve for x
    x = 147,105,933,966.28/442,239.69
  6. Step 6: Final answer
    x = 332,638.47

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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.