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Finding the Fourth Proportional to 637,736.76, 955,158.99 and 494,433.59

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Solution

The fourth proportional to 637,736.76, 955,158.99 and 494,433.59 is: 740,529.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,736.76 : 955,158.99 = 494,433.59 : x
  2. Step 2: Convert to fraction form
    637,736.76/955,158.99 = 494,433.59/x
  3. Step 3: Cross multiply
    637,736.76x = 955,158.99 × 494,433.59
  4. Step 4: Simplify right side
    637,736.76x = 472,262,685,398.40
  5. Step 5: Solve for x
    x = 472,262,685,398.40/637,736.76
  6. Step 6: Final answer
    x = 740,529.18

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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.