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Finding the Fourth Proportional to 510,573.42, 765,859.77 and 229,762.62

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Solution

The fourth proportional to 510,573.42, 765,859.77 and 229,762.62 is: 344,643.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,573.42 : 765,859.77 = 229,762.62 : x
  2. Step 2: Convert to fraction form
    510,573.42/765,859.77 = 229,762.62/x
  3. Step 3: Cross multiply
    510,573.42x = 765,859.77 × 229,762.62
  4. Step 4: Simplify right side
    510,573.42x = 175,965,947,307.80
  5. Step 5: Solve for x
    x = 175,965,947,307.80/510,573.42
  6. Step 6: Final answer
    x = 344,643.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.