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Finding the Fourth Proportional to 652,011.66, 899,819.28 and 365,550.30

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Solution

The fourth proportional to 652,011.66, 899,819.28 and 365,550.30 is: 504,483.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,011.66 : 899,819.28 = 365,550.30 : x
  2. Step 2: Convert to fraction form
    652,011.66/899,819.28 = 365,550.30/x
  3. Step 3: Cross multiply
    652,011.66x = 899,819.28 × 365,550.30
  4. Step 4: Simplify right side
    652,011.66x = 328,929,207,749.78
  5. Step 5: Solve for x
    x = 328,929,207,749.78/652,011.66
  6. Step 6: Final answer
    x = 504,483.63

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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.